On this page you can find an overview of all the blog posts that I have written over the years.
- How does the frequency of extra-pair paternity in birds vary across the globe?
- Warblers might attain yellow plumage color with a little help from their bacterial friends
- Hybrid hoax: A fake cross between Black Vulture and Turkey Vulture
- Resolving the phylogenetic tree of tinamous
- Ghost introgression of a supergene in the Ruff?
- Nest design and migration influence conformity to Bergmann’s Rule
- Unraveling the evolutionary history of the Striped Woodcreeper: ecological gradients or past climatic changes?
- The origin of a hybrid Puffin population
- A selective trade-off between mimicry and hybridization in woodpeckers
- Why don’t birds have antlers?
- Look into my eyes: Unraveling the genetic basis of iris color in domestic pigeons
- The evolution of complex behaviors in cranes
- Are the intermediate migration routes of hybrids ecologically inferior?
- No evidence for hybrid speciation in the Ashy-throated Parrotbill
- Dancing displays drive sexual size dimorphism in Manakins
- Do avian introgression patterns adhere to Haldane’s Rule?
- Picky Woodpeckers: Nest selection of Great Spotted Woodpeckers in Italy
- No mutational meltdown in the world’s most inbred bird species
- Rapid evolution of Dark-eyed Juncos in an urban environment
- More than meets the (human) eye: Plumage patterns in hybridizing chickadees
- Lower bird species diversity in logged forests
- Did the extinct Bachman’s Warbler hybridize with other species?
- Behavior helps to explain patterns of introgression in prairie grouse
- The sky (island) is the limit: Evolution of Archbold’s Bowerbird in New Guinea
- A role for the W-chromosome in Haldane’s Rule
- A putative hybrid between Cattle Egret and Little Egret
- Mitonuclear discordance in a rapid radiation of Kingfishers
- Does song diverge or converge in a hybrid zone between Hermit Warbler and Townsend’s Warbler?
- Looking for convergent adaptation in mitochondrial genes
- What is the effective population size of Collared Flycatchers on Gotland?
- Saving Hawaiian birds: Promising genetic diversity in captive breeding populations
- Solving the mystery of the Cuban Bobwhite
- Do Noddies hybridize or not?
- Two genetic loci determine the migration direction of Willow Warblers
- Potential adaptive introgression between Pomarine Jaeger and Great Skua
- Do Olive-backed and Green Oriole hybridize in Australia?
- Are southern Dunlins stuck in an evolutionary trap?
- The role of extinction in speciation
- Did Chinese Spot-billed Ducks contribute to duck domestication in China?
- First case of hybridization between Common and Great-tailed Grackle
- Hybridization leads to various plumage types in the Coal Tit
- Are there still “pure” populations of Rock Doves?
- An Italian Sparrow in the Netherlands turns out to be a House Sparrow
- Does migratory overlap lead to hybridization in the African Pygmy Kingfisher?
- Detecting hybrid speciation with genomic data
- Gray or white cygnets? Juvenile plumage of Mute Swans matters more than you might think
- How highland hummingbirds adapt to life in the Andes
- Is the Red-backed Shrike a panmictic population?
- Complicated patterns of gene flow in the Green-winged Teal complex
- Mitochondrial introgression from Red-billed into Black-billed Gulls
- Do mixed singers lead to introgression in Leaf Warblers?
- That’s nuts! Early evolution of the Nutcracker was not driven by co-evolution with pine seeds
- Peregrine Falcons with ‘eye make-up’ might be better hunters
- The benefit of “broken” hybrids
- The type specimens of the Great Spotted Kiwi are hybrids
- The genetics of range expansion in Anna’s Hummingbird
- Some hybrid parrots don’t care about the boundaries between genera
- Surprisingly high genome-wide diversity in the California Condor
- Dating with different techniques: Consilience of divergence times between Bean Goose species
- Decoupling of genetic and phenotypic evolution in the Tawny-Crowned Greenlet
- Do aggressive interactions lead to plumage divergence in chickadees?
- What causes taxonomic disagreement between bird checklists?
- Hubbs Principle: Loneliness can lead to hybridization
- When 1 + 1 = 3: Hybrid speciation in birds
- Does mitochondrial introgression also impact the nuclear genome?
- What is the most diverged avian hybrid?
- Urbanization promotes hybridization between Common Swift and Pallid Swift
- The reticulated evolution of the Bean Goose complex
- Past, present and future of a huge inversion in the Common Quail
- Inbred House Sparrow nestlings have shorter telomeres
- Blue-eyed Shags colonized Southern Ocean islands in two waves
- Reclassifying Robins: Two new species on the Canary Islands
- The beak color of the finch
- The evolution of multi-copy genes on the W-chromosome
- Calling fast and slow: Hybridization risk affects female choice in Spadefoot Toads
- Is Lilian’s Meadowlark a distinct species?
- Applying the Biological Species Concept to Bacteria
- What caused the decline of the Green Peafowl?
- Slow down, please: The evolution of beak morphology in Tanagers
- How different are Mallards and Chinese Spot-billed Ducks on a genetic level?
- Big geological events and a small bird: the evolutionary story of the Rifleman
- What determines range shifts up and down tropical mountains?
- Adaptive introgression between two high-altitude duck species
- Is the Altai Snowcock a hybrid species?
- The ebb and flow of the Taiwan Strait shaped patterns of gene flow between two partridge species
- Puffin population structure: There is more than meets the eye
- Extensive introgression between Red-naped and Yellow-bellied Sapsucker
- What is a species anyway?
- Genetic mismatches in the Long-tailed Finch
- Stuck in a Ruff: Having a supergene is not always super
- Should we save the Kākāpō?
- Does founder-effect speciation occur in the Silvereye?
- How did snowfinches adapt to high-altitude environments?
- Convergent evolution of color morphs in Skuas
- Two American sparrows with similar mtDNA: Rapid speciation or hybridization?
- How Amazon parrots spread across the Greater Antilles
- Scientists “resurrect” ancient proteins to understand how penguins can hold their breath for so long
- Ancient gene flow complicates phylogenetic analyses of leaf warblers
- The danger of few genetic markers: Revisiting introgression between Chukar and Red-legged Partridge
- Singing a different song: Incipient speciation in the Small Tree Finch
- Splitting the Black-throated Trogon into five species
- The extinct cave-rails were not rails
- The evolution of mechanical sounds in Doraditos
- What is the difference between hard and soft selection?
- Do gut microbiota contribute to reproductive isolation between Nightingale species?
- A supergene determines morphological variation in redpolls
- Why do some female hummingbirds look like males?
- How low can you go? Exploring sex-linked genetic diversity in Barn Swallows
- How the Fasciated Antshrike met the Bamboo Antshrike
- The genetic basis of long-distance migration in Peregrine Falcons
- Whistlers highlight the unreliability of DNA barcodes
- Incomplete lineage sorting impacted the evolution of marsupials
- Divergence in a crowded space: How sympatry influences the evolution of wood-warblers
- A transposable element associated with migratory behavior of Willow Warblers
- Genomic evidence for sexual traits as honest indicators of immune function in birds?
- Rapid speciation through reshuffling of existing genetic variation
- The role of positive selection during the genomic evolution of Flycatchers
- The evolution of bird song: gradual or punctuated?
- How was the genome of non-avian dinosaurs arranged?
- A mitochondrial mystery involving two Monarch Flycatchers
- How did rails spread across the globe?
- Are Quail hybrids more susceptible to avian malaria?
- Stopping the decline of the Bearded Vulture
- First-generation hybrids between two highly divergent Wren species
- Delineating conservation units in the Pink Cockatoo
- Morphological and genetic evidence for hybrids between Magnolia Warbler and American Redstart
- Social bonds and migratory behavior determine the likelihood of hybridization in birds
- Mismatches between mtDNA, nuclear markers and morphology in the Canada Jay
- Chromosomal evolution in sandpipers
- The benefits and drawbacks of living on an island
- Isolated in Iberia: Unraveling the origin of an Iberian Rook population
- Recent and ancient hybridization among sea duck species, including a potential hybrid species
- Quantitative genetic analyses of Song Sparrows reveal the dark side of gene flow
- Using evolution in conservation: Genomic vulnerability of the Little Greenbul
- Resolving the White-eye phylogeny
- Do Chestnut-colored Woodpecker and Golden-olive Woodpecker hybridize?
- Using genetic data to protect the Atlantic and Indian Yellow-nosed Albatross
- Genetic evidence for hybrids between Copper Seedeater and Pearly-bellied Seedeater
- Similar migration strategies explain the evolution of flight calls in wood warblers
- What shaped the evolution of the Azure-crowned Hummingbird: geographic barriers or climate?
- Studying Willow and Alder Flycatcher at different stages in the speciation process
- A chicken and egg situation: did the Red or the Green Junglefowl evolve first?
- Demography or selection: What determines the hybridization dynamics between Saltmarsh Sparrow and Nelson’s Sparrow?
- Body size and phylogenetic history constrain the evolution of bird song
- Rampant introgression across the evolutionary tree of suboscine birds
- How did the population of Sussex Peregrine Falcons recover?
- The Warbling Vireo comprises of two cryptic species
- Hybridization helps to determine the genetic basis of head patterns in the White Wagtail
- How can Snowfinches and Tree Sparrows survive at high altitudes?
- Does sexual selection promote speciation?
- Hybridization of the habitat: More admixed chickadees in urban areas
- From the Amazon to the Atlantic Forest: the evolutionary story of the Blue-backed Manakin
- Simultaneous wing molt as a pre-adaptation for loss of flight
- Pinpointing “plumage genes” with hybrids between the Yellow-shafted and Red-shafted Flicker
- Ecology matters: Diet predicts genetic divergence in Neotropical birds
- The genetic basis of tool use in New Caledonian and Hawaiian Crows
- East or West Africa: Where was the Helmeted Guineafowl domesticated?
- Is the Polynesian Wattled Honeyeater a “supertramp” species?
- Some peculiar duck hybrids provide insights into the evolution of sexual dichromatism
- Why is sympatric speciation rare in birds?
- From Sweden to Japan: A genetic look at the White-backed Woodpecker
- The constrained evolution of a hybrid species, the Italian Sparrow
- Unraveling the evolutionary history of the Manakins
- Swapping pigmentation genes across the Parulidae phylogeny
- How the Pleistocene glacial cycles drove the evolution of Arctic shorebirds
- Are the Blue-faced and the Papuan Parrotfinch different species or not?
- Are Black Kite hybrids moving into Europe?
- Divergent sperm morphology as a reproductive barrier between Saltmarsh and Nelson’s Sparrow
- Unraveling the evolutionary history of the Galapagos Rail
- Similar plumage, but different songs: How many subspecies of Willow Flycatcher are there?
- Are there still ‘pure’ Javan Pied Starlings?
- Genomic islands of differentiation in seedeaters are mainly the outcome of selective sweeps
- What is so special about Darwin’s Finches?
- Searching for a hybrid zone between two Andean warblers
- Bioacoustics support the decision to split the Elegant Pitta into three species
- Before the invasion: Quantifying the level of pre-introduction selection on two Weaver species
- How convincing is the evidence to split the Gentoo Penguin into four species?
- Hybrids between Zebra Finch subspecies provide evidence for a weak meiotic driver
- Ancient DNA reveals low levels of past genetic diversity in the Andean Condor
- The mystery of the white-faced Limestone Wren-babbler: a leucistic morph or a separate (sub)species?
- Does disrupted gene expression cause hybrid sterility in Flycatchers?
- Integrative taxonomy of the Lesser Short-toed Lark and Sand Lark species complex
- More markers, more power? Genomic analyses uncover fine-scale population structure in Philippine Broadbills
- Not dead yet: The decaying W-chromosome of songbirds can still acquire new genes
- A small genomic region explains the plumage differences between Townsend’s and Hermit Warbler
- Rapid evolution of sexual dimorphism in island populations of the Sulawesi Babbler
- The genomics of being an owl
- Protecting the White-tailed Tropicbird
- Female preference for red plumage drives hybridization in tinkerbirds
- Hybrid pairing between a Cerulean Warbler and a Black-throated Blue Warbler
- Ghost populations explain how the Red-billed Chough reached the Canary Islands
- Postzygotic isolation drives speciation in Warbling-antbirds
- How often do Barrow’s Goldeneye and Common Goldeneye hybridize?
- Why do male and female birds look different? A role for alternative splicing
- Adaptive potential of the endangered Antioquia wren
- How strong is reproductive isolation between Golden-winged and Blue-winged warbler?
- Across Asia and beyond: The evolutionary story of the Common Pheasant
- Genetic evidence for hybridization between Magellanic and Humboldt penguins
- The Pleistocene Arc Hypothesis explains the evolution of the Rufous-fronted Thornbird
- The Herring Gull complex is not a ring species
- Studying the global conquest of the Common Starling with haplotype networks
- A mallard mystery: Unraveling the genetic basis of green egg color
- The importance of taxonomy in saving the critically endangered Black-winged Myna
- The taxonomic story of the Stipplethroats
- A genetic test of the theory of island biogeography using the Fiji bush-warbler
- Exploring the speciation continuum of hummingbirds
- You only need one genome to unravel the demographic history of the Chinese Grouse
- How many rosy-finch species are there in North America?
- A new subspecies of Manx Shearwater from the Canary Islands
- Testing the gradient speciation hypothesis in New Guinea Kingfishers
- Rapid morphological evolution in the Silvereye: random processes or selection?
- Unraveling the genetic basis of adaptive traits in the endangered Hihi
- Bad news for the Brown Eared Pheasant?
- Human activities facilitate hybridization in Allen’s Hummingbird
- A scoring scheme to assess the reliability of bird hybrids
- A gene within a supergene: An estrogen receptor shapes the behavior of White-throated Sparrow morphs
- The phylogeographic story of a Manakin and a Bamboo Tyrant
- How the Common Starling conquered Australia
- The social network of hybrid quails
- Why are some parrots more colorful than others?
- Gene flow is an integral part of speciation in Beringian birds
- Genetic patterns along the South American dry diagonal: The case of the Narrow-billed Woodcreeper
- Where did all these penguins come from?
- The role of neutral mutations in adaptive evolution
- Did sexual selection drive the evolution of Gallopheasants?
- With or without gene flow? Studying speciation in the Grey-headed Bullfinch species complex
- More than meets the eye: How many species does the bird genus Dendrocolaptes contain?
- The evolution of the genomic landscape in Silvereyes does not follow theoretical predictions
- Black-and-white birds: The influence of climatic conditions on gull plumage
- A genomic perspective on the classic hybrid zone between Baltimore and Bullock’s Oriole
- Why do Robust Woodpecker, Lineated Woodpecker and Helmeted Woodpecker look alike?
- Admixture in Amazonia: Reconstructing the evolutionary history of the Pectoral Sparrow
- The role of hybridization in the domestication of geese
- Convergent evolution of immune proteins in tits, chickadees, and titmice
- The constrained evolutionary trajectories of White-eyes on the African mainland and its islands
- Why the “Red-breasted Meidum Goose” is probably not an extinct species
- Splitting the Long-tailed Rosefinch into a Chinese and a Siberian species
- How did the Ice Ages affect three Scrubwrens in the highlands of Papua New Guinea?
- Genomic study unveils the true identity of Brewster’s and Lawrence’s Warbler
- Isolated Icterids: Unraveling the evolutionary history of the Altamira Oriole
- The complex interplay between tRNA genes and transposable elements in bird genomes
- Unusually low genetic diversity in the Red-billed Tropicbird
- The magic of Fairywren hybrids
- How the Hooded Crow got its hood: A tale of two crows and a transposable element
- A genomic continuum from feral to wild Red Junglefowl in Singapore
- How did the Ground Tit get its long beak?
- Solving the genetic mystery of the mosaic canary
- Should I stay or should I go? Patterns of gene flow across land bridges in Southeast Asia
- Do male Hoopoes judge female quality by inspecting the color of her eggs?
- Solving the paradox of the great speciator on the Solomon Islands
- Intermediate color morphs of the Common Buzzard are most successful
- Misconceptions and regressions: The evolution of bird brains
- From the sky to the island: Flightless rail species converge on the same body plan
- Three bird species show how to travel between the Andes and the Atlantic Forest
- Mixing Motmots: A hybrid between Rufous and Amazonian Motmot in Brazil
- The genomics of local adaptation in Blue Tits
- Mitochondrial capture in the Chestnut Quail-thrush: Neutral or adaptive introgression?
- How many ancestral species gave rise to the domestic chicken breeds?
- The Great Speciator strikes again: Discovery of a Mangrove White-eye in Saudi Arabia
- Building bowers and phylogenies: Genomic study reconstructs the complex evolution of bowerbirds
- Following the Forests: How the Variable Antshrike spread around the Amazon
- Is prezygotic isolation more important than postzygotic isolation at the onset of speciation?
- A common species with a complex history: The evolutionary story of the Great Tit
- How and when did Frogmouths cross Wallace’s Line?
- Inferring introgression: Genomic study on hybridizing Darwin’s Finches highlights the importance of field observations
- Uncovering cryptic diversity in the lesser short-toed lark species complex
- Non-coding DNA drives the evolution of avian beak morphology
- Figuring out the origin of two Fire-eye Antbird species in the Atlantic Forest
- The speciation cycle of Taiga and Tundra Bean Goose
- Are we missing something? Exploring the diversity of white-eye species on the African mainland
- Blackcaps help to unravel the genetic basis of bird migration
- How many members of the Lesser Whitethroat complex breed in Iran?
- What drives avian speciation in the Amazonian floodplains?
- Selection on metabolism and memory in a moving Chickadee hybrid zone
- Surprisingly high genetic diversity in an island species: What happened to the Raso Lark?
- Genetic bridges: Medium ground finch functions as a conduit for gene flow between two other Darwin’s Finches
- The curious case of the Vaurie’s nightjar
- Colorful females, dull males and everything in between: the complex evolution of plumage patterns in the Pacific Robin
- Complicated Cotingas: Can we resolve any phylogeny by just adding more data?
- Loss of migration leads to speciation in the Fork-Tailed Flycatcher
- Do plumage patterns support the eleven subspecies of the Velazquez’s Woodpecker?
- Ready, set, speciate: The role of sex chromosomes in the divergence of Reunion grey white-eye morphs
- Crossbills show there is more to evolution than natural selection
- Solving the seabird paradox: How does genetic differentiation arise in highly mobile species?
- Splitting scimitar babblers: Genetics and morphology point to two distinct species
- Do rivers promote avian speciation in the subtropics?
- Captive-bred ducks are genetically swamping wild Mallard populations in eastern North America
- A suite of subfamilies: How to classify the estrildid finches?
- Do crows engage in extra-pair copulations to avoid hybridization?
- Taxonomy in flux: The story of three flatbills and a flammulated flycatcher
- Saving the Snowy Plover: How many conservation units should we protect?
- Can you deduce the activity patterns of owl species from their eye color?
- Black hoods or bright eyes: The evolution of plumage patterns in gulls
- A Caribbean connection: How thrushes conquered the world
- African adventures: Human-mediated hybridization between Common and Black-faced Impala
- Ancient DNA helps to place two extinct duck species on the Tree of Life
- Cryptic Crows: Genetic study uncovers a wide hybrid zone between American and Northwestern Crow
- Does migratory behavior affect genetic diversity in the Golden-crowned Kinglet?
- Phylogenetics in the genomic era: Reconstructing the evolutionary tree of rails (family Rallidae)
- Hybridizing hyenas and how to find them
- Conservation genetic in China: Comparing genetic diversity of Siberian and Sichuan Jays
- Figuring out the evolution of forked tails in Swallows and Swifts
- Choosy Snowcocks: How habitat preference can affect genetic population structure
- Woodcreeper species continue to exchange DNA until 2.5 million years after divergence
- Drum roll, please! The evolution of rhythm in Woodpeckers
- Did the New Zealand Rockwren ever occur on North Island?
- Let’s not hop to conclusions: Delineating species in the Rockhopper Penguin complex
- The peculiar genomes of Falcons
- Population Genomics of Mangrove Warblers: Looking for candidate genes in Costa Rica
- How mountains, rivers and hybridization drove the evolution of the Blue-crowned Manakin
- Shake your tail feather! Courtship displays and genetic analyses uncover extensive hybridization between Allen’s and Rufous Hummingbird
- Are there still “pure” Hawaiian Ducks?
- Beyond genetics: How different are Kentish and White-faced Plover?
- Different migration strategies contribute to reproductive isolation between Barn Swallow subspecies
- Babblers provide evidence for “speciation cycles” in the Himalayan-Hengduan Mountains
- Are there really two species of red panda?
- Ecological speciation in the saltmarshes
- Observations confirm intergeneric hybridization between Common Black Hawk and Red-Shouldered Hawk
- Choosing between Cerrado and Chaco: Which corridor connected the Andean and Atlantic forest populations of the Buff-browed Foliage Gleaner?
- The variable beak of the finch: How hybridization increases variation in beak morphology
- Contemplating Kingfishers in Indonesia: The story of a “Great Speciator”
- Isolation by distance, adaptation or environment: What explains genetic patterns in the Red-crowned Ant-tanager?
- Genetic study uncovers viability selection in the Imperial Eagle
- Reader’s Hybrids: Ducks and Geese
- Genomics on the Galapagos: Exploring the genetic diversity of Darwin’s Finches and their relatives
- A genetic model for puntuated equilibria
- Drawing lines between larks: How many species of Horned Lark are there?
- Genomic data uncover subtle population structure in the White-chinned Petrel
- Where did the Ecuadorian Creole Chicken come from?
- A mosaic hybrid zone between Scissor-tailed Flycatcher and Western Kingbird
- Explaining the pantropical distribution of kingfishers, bee-eaters, rollers, motmots, and todies
- The genomics of being a raptor
- A taxonomic riddle: Where does the extinct Canary Islands Oystercatcher fit in?
- A lesson in cladistics with the Plain-brown Woodcreeper
- Unraveling the origin of the Visorbearers
- White-throated Sparrows influence gene expression in their offspring
- Taking advantage of hybridization to find a migration gene in warblers
- Songbirds have an extra chromosome in their germline
- The crazy sex-chromosomes of the Larks
- Islands in the Andes: Are populations of the Plumbeous Sierra-finch in Ecuador genetically distinct?
- Multispecies hybridization among Thrushes (genus Catharus)
- Cultural evolution contributes to speciation in Crossbills
- Are crows on islands experiencing a mutational meltdown?
- Hybrid Honeyeaters in eastern and western Australia
- Sparrows illustrate the possible outcomes of hybridization: from a hybrid species to a mosaic hybrid zone
- D-statistics for Dummies: A simple test for introgression
- The evolution of feathers: How sexual selection set the stage for natural selection
- Promiscuous Pitohuis: Exchange of “toxicity genes” between poisonous birds?
- A hybrid in the making? Attempted mating between Sanderling and Broad-billed Sandpiper
- Pinning down the Shrike phylogeny
- Testing for gene flow between Torrent Ducks in Peru and Argentina
- Separating Sparrows: Species limits in the striped-sparrows (genus Rhynchospiza)
- Ecological speciation in the White-tipped Plantcutter
- How far did the hybrid zone between Hermit Warbler and Townsend’s Warbler move?
- The Caracara Conundrum: Where does the extinct Creighton’s Caracara fit in?
- North-south divergence within Godlewski’s Bunting coincides with the uplift of the Tibetan Plateau
- Analyses of museum specimens uncover hybrid jays in Brazil
- Asian Leaf Warbler might carry mitochondrial DNA of an extinct species
- The Smell of Speciation: Chickadees prefer the scent of their own species
- Is there a hybrid zone between subspecies of the Scarlet Macaw?
- Classifying Corvids: Peculiar phylogeographic patterns in the crow family
- More than meets the eye: Scientists discover several cryptic storm-petrel species
- How many times did Steamer Ducks lose the ability to fly?
- Genetic study reveals how four different sparrow species adapted to life in the salt marshes
- Adventures in the Andes: The Tantalizing Tale of the Torrent Duck
- These two White-eye species should be hybridizing, but they don’t…
- Genetic study uncovers a deep split within the Hooded Pitta species complex
- High levels of gene flow between different populations of North American Scoters
- Central-American Wood-partridges are older than expected
- Off-color Orioles: Hybrids or abnormal plumage patterns?
- Pecking in the Pyrenees: No gene flow across a hybrid zone between Eurasian and Iberian Green Woodpecker
- Back from the brink of extinction: The remarkable recovery of the Crested Ibis
- How many species of Red-shouldered Hawk are there?
- It takes two: The evolution of duets in New World warblers
- A philosopher claims species do not exist. He is wrong.
- Can Mandarin Ducks hybridize with other duck species?
- The social lives of quails: Why do California and Gambel’s quail hybridize?
- What’s for dinner? Rapid evolution of non-native frugivores on O’ahu
- Genetic study of the Mallard complex reveals extensive hybridization with little recent gene flow
- A Brazilian Brain-teaser: How did the hybrid zone between Rufous-capped and Bahia Spinetail form?
- Introducing another hybrid bird species: the Salvin’s Prion
- Spooky introgression in the African jungle: Bonobos hybridized with a “ghost” ape
- The more the merrier? My review on multispecies hybridization in birds
- Do grazing waterbirds surf the green wave?
- Hybridization with escaped falconry birds and nest poaching threaten Barbary Falcons on the Canary Islands
- The genetic legacy of population decline and recovery in the Red-cockaded Woodpecker
- Honey, I resolved the Meliphaga phylogeny!
- How do hybrid Tree Finches cope with parasites?
- Does hybridization between Nuttall’s and Ladder-backed Woodpecker result in gene flow?
- Genomic analyses point to speciation with gene flow in the Northern Saw-whet Owl
- What drives plumage evolution in woodpeckers?
- Hybridization and Tinkering: High levels of gene flow between Yellow-fronted and Red-fronted Tinkerbird
- East or West? Different populations of Red-necked Phalaropes use distinct migration routes
- Island formation drove penguin evolution
- Oh My Gosh! The complicated taxonomy of the Northern Goshawk superspecies
- The head of the finch: A small genetic region controls colour morphs in the Gouldian Finch
- Cartilaginous crosses: A short overview of hybridization in sharks and rays
- The evolution of bird coloration: Exploring the complex interplay between natural and sexual selection
- How to turn a Carrion Crow into a Hooded Crow (and vice versa)?
- Breaking Barriers: Low levels of gene flow among subspecies of the Grey Shrike-thrush
- Is the Great White Heron a distinct species?
- Species in the making: Genomic analyses reveal incipient speciation in the Ground Tit
- Museum specimens reveal phenotypic introgression in a Scrub-Jay contact zone [Guest Post by Devon DeRaad]
- The Niches of the Nuthatch: How local adaptation and competition have shaped the present-day distribution of the Eurasian Nuthatch
- An Egyptian Goose is not a goose
- Combinatorial Speciation: Reassembling of old genetic variation facilitates rapid speciation and adaptive radiation
- Mastering Malaria: The Hawaiian ‘Amakihi uses a variety of genes to combat avian malaria
- A Mitochondrial Mystery: Why are there two deeply divergent lineages in the Savannah Sparrow?
- Are Chinese indigenous chicken breeds genetically “polluted” by commercial broilers?
- Barking up the wrong species tree: How gene flow shaped canine evolution
- Tracing the origins of the giant raptors on New Zealand
- Chaffinches on the Canary Islands: A new subspecies on Gran Canaria
- More than one way: How the open vegetation corridor influences the evolution of South American birds
- Scrutinizing a Superspecies: Patterns of Gene Flow among Common, Long-legged and Upland Buzzard
- The genetic recipe for a bird-of-paradise radiation
- A Puzzle of Primates: Disentangling the complex evolutionary history of Baboons
- Hybrids all the way down: Interbreeding musk turtles in Alabama
- Are Mallards driving Black Ducks to genetic extinction?
- Which genes contribute to speciation and adaptation in grouse?
- Hybrid speciation in yeast: How one hybrid species gave rise to another one
- Has climate change moved the hybrid zone between Red-naped and Red-Breasted Sapsucker?
- Adaptation in Parrotbills fueled by standing genetic variation
- First report of hybridization in millipedes
- Can divergence in sperm morphology reduce hybridization in nightingales?
- Protecting Penguins: Exploring population dynamics in several penguin species
- Monophyletic Manakins? Not according to mtDNA…
- Crossing the Atlantic: How the Glossy Ibis colonized North America and hybridized with the native White-faced Ibis
- Hybridization with Painted Stork threatens the already endangered Milky Stork
- Doing it in the Dark: Hybridization in Bats
- A Little Brown Job: Unraveling the Chiffchaff complex
- Scientific Sherlocks: The Case of the Imperial Pheasant
- Why are more sex-linked genes flowing from Thrush into Common Nightingale? Exploring the faster Z-effect in birds
- Who runs the world? Hybrid zone dynamics in a bird species where females compete for males
- Hybridization contributes to rapid and repeated evolution of cave fish
- Are Snow Bunting and McKay’s Bunting different species?
- How healthy are juvenile eagle hybrids?
- Why do different populations of the Greenish Warbler sing other songs?
- Unraveling the history (or histories?) of the Red-bellied Woodpecker
- Flipping DNA: The role of inversions in avian evolution
- φοβερο! Hybrid dolphins in the Greek Seas
- Genetic population structure of the Black-billed Gull, with a hint of Red-billed Gull
- A hybrid between Black-browed Tit and Sooty Tit
- Looks can be deceiving: Parallel evolution of plumage coloration in wheatears
- Hybridization leads to emergence of a new sex chromosome
- A hybrid zone between subspecies of the Common Ringer Plover?
- How many hybrid bird species are there?
- Going with the flow: Gene flow from Chinese Spot-billed Ducks into Mallards
- Studying sperm success: A possible reproductive barrier between subspecies of the Long-tailed Finch
- Exploring the genomic landscape of wood-warblers
- Newly discovered hybrid zone between Colima and Virginia’s Warbler in Texas
- What selection pressure is acting on hybrids between Audubon’s and Myrtle Warbler?
- Crisscrossing Europe: The genetics of crossbills in the western Palearctic
- Are yellow-rumped warbler hybrids more susceptible to parasite infections?
- Mixing in the Marshes: King rail and clapper rail hybridize in Virginia
- Looking for genetic differences between Araripe and helmeted manakins in Brazil
- Salty Genes: Hybridization between saltmarsh and Nelson’s sparrow results in exchange of adaptive genes
- Where did all these fish come from?! A genomic perspective on the explosive diversification of cichlids
- The eagle has landed: Tracking the migration of hybrids between lesser and greater spotted eagles
- Wall lizards form hybrid swarms in German cities
- Pinpointing the position of a parrot hybrid zone in eastern Australia
- Ancient DNA study sheds light on domestication history of geese in Russia
- Got your mtDNA! Mitochondrial capture in Amazonian Jacamars
- Fascinating Finches: Patterns of Gene Flow in South American Siskins
- On the Origin of Pigeon Plumage Patterns: A Role for Hybridization
- Something smells fishy: Exchange of olfactory genes between cichlids
- High altitude hybrids: the story of Ruddy Ducks in Colombia
- Promiscuous pathogens: What if disease-causing fungi hybridize?
- It’s complicated: Hybrid hummingbirds in Mexico
- Knock, Knock! Who is there? Woodpeckers, but how many species?
- Glacial cycles culminate in hybridization events between North American Stoat populations
- Why are seabird hybrids so rare?
- Probing the Puzzling Plumage Patterns of White Wagtails
- Glorious Bustards: How many species of great bustard are there?
- Mind the gaps: The incompleteness of complete avian genome assemblies
- The Flight of the Condor: How the Andes shapes patterns of gene flow
- Readers’ Hybrids: A lot of hybrid parrots!
- Let me take a selfie: Scientists discover hybridization in a selfing fish
- Several hybridization events shaped the evolution of Neotropical flycatchers (genus Elaenia)
- Coal tits exchange genes in central Europe
- On avian hybrids in the low countries
- Holy Cow! Hybridization Facilitated Domestication and Adaptation of Cows
- Exploring gene tree discordance with lizards
- Are hybrids between capuchino seedeaters fertile?
- Hybridizing hares: How the snowshoe hare got its brown coat
- How trees can drive fish speciation in the Amazon
- Genetic Analyses confirm Hybridization in a Threatened Tern Species
- Do land bridges facilitate gene flow between island populations?
- Coloring outside species boundaries: A ‘super’-cool example of adaptive introgression in butterflies
- Why Nightingales Don’t Mix: Interspecific Competition and Sterile Females
- What keeps bird species distinct in Amazonian hybrid zones?
- A Dutch mystery: Can you guess which duck species have hybridized?
- What Happens When Two Badger Species Meet in Russia?
- Dumb, dumber, hybrids? Chickadee hybrids show lower intelligence
- The hybrid genome of the Italian Sparrow: endless genetic variation?
- Reader’s Hybrids: A Canada Goose x Greylag Goose in the UK
- Don’t forget the hybrids! Antbird study shows that not taking into account hybridization leads to the wrong species tree
- Are Wagtail subspecies supported by genetic data?
- Sorry I’m late. Less hybrid Flycatchers due to climate-driven changes in timing of breeding?
- It’s not a tree, but a network! New insights into the evolution of baleen whales
- Two new hybrids for the checklist: an Australian Ibis and a South-American Brush Finch
- The subspecies of the White-collared Seedeater complex are not even closely related
- There used to be two Black Swan species on New-Zealand
- Hybridizing Flame-rumped Tanagers clearly show that mixing red with yellow gives you orange
- Mixing mammoths and blending bears: DNA from fossils reveals ancient hybridization
- Bergmann’s Rule in the Andes: The Case of the Line-cheeked Spinetail
- Wandering Wekas: The Genetic Structure of a Flightless New Zealand Bird
- Hybrid zones help to unravel the genetics of bird coloration
- Disentangling the Evolutionary History of Towhees in Mexico
- OMG (Owls, Migration and Genetics)! A Heteropatric Speciation Model for Northern Saw-whet Owls
- From the Rainforest to the Savannah: Ecological Speciation in the Little Greenbul?
- Hybridization as the Engine of Adaptive Radiation
- Hybrid Bird Species: A Big Bird on the Galapagos Islands and a Small Manakin in the Amazon Basin
- Trouble with the Tinkerbirds: Different subspecies sing the same song
- A Reunion of Three Color Morphs on Reunion
- Cheating in the Czech Republic: Ducks Putting Their Eggs in the Wrong Basket
- A Lesson in Cline Theory with Some Hybridizing Barn Swallows
- Different, but the same: How Amazonian rivers and African deserts drive bird speciation
- Avian hybridization in Asia: Venturing into the (relatively) unknown
- You Go, Girl! Females determine direction of gene flow in Tree Finches
- Hybridization in Birds: The Trilogy
- Watch Your Head: Why White Wagtails Won’t Mix
- Looking for Migration Genes in the Willow Warbler Genome
- Promiscuous Petrels: Genetic Study Reveals Gene Flow on a Global Scale
- Throwback Thursday: Six Years with a Brewster’s Warbler
- Becoming Black: The Origins of Melanic Monarcha Flycatchers
- Che Figata! New studies on the ecology and evolution of a hybrid species, the Italian Sparrow
- Splitting Buntings in the Sahara
- More Species Than Meets the Eye: A Genetic Look at the Red-eyed Vireo Complex
- Mottled Mallards on the Western Gulf Coast
- Hybridization in Primates (and yes, that includes you!)
- Arctic Sharks: A Story of Ice-olation and Hybridization
- Hybrid Owls: Californian Contacts and Mediterranean Migrants
- The Beak of the Bullfinch: Remains of an Extinct Bird Species Found on the Azores
- Two Crow Hybrid Zones for the Price of One!
- A Northern and a Southern Perspective on Hybrids between Golden-winged and Blue-winged Warbler
- The Ecological Succession Story of Hybridizing Bluebirds
- Hybrid Geese: A Trilogy of Papers
- Throwback Thursday: Observations of Red-shafted and Yellow-shafted Flickers in a 1893 letter to Science
- Throwback Thursday: Strange Swallows from 1902
- Some Hybrid Woodpeckers from North and South America
- Throwback Thursday: A Hybrid Quail That Tried to Phone Home
- The Superb Bird-of-Paradise and the ‘Dancing Species Concept’
- The Songs of Tree Finches (and their hybrids)
- Hybrid Geese in Finnish Hunting Bags
- Hybridizing Buntings in Iran
- Rawnsley’s Bowerdbird: Another species that turns out to be a hybrid
- Separating the wheat from the (chiff)chaff
- Interspecific Spooning
- It’s not a new species, it’s a hybrid!
- Conservation of the Mottled Duck: Multiple Populations and a Feral Threat
- A New Year and some new papers
- Spring Updates, including artistic Pheasants and Promiscuous Petrels
- An Early Christmas Present: Pictures and Papers
- Amazonian Hybrids
- Recent Updates: Flycatchers, Birds-of-Paradise, Eagles and Malagasy Passerines
- Morphology Insufficient to Detect Hybrid Sparrows
- Giant Petrel Hybrids are Fertile
- Thrush Migration and Speciation
Avian Hybrids 