…birds, but the increasing number of H5N1 avian influenza detections among mammals—which are biologically closer to humans than birds are—raises concern that the virus might adapt to infect humans more…
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…the theropods, into the birds that we now observe soaring through the skies. In fact, birds are the only lineage of dinosaurs that managed to survive the devastating extinction event…
When the team sequenced the genome of polygamous Red-necked phalaropes for the first time, they found they carried fewer harmful mutations. Credit: Freya Coursey Polygamy in Birds Aids Natural Selection…
…threatened birds were to go extinct. Although the dataset used in the study was able to show that the most unique birds were also classified as threatened on the Red…
Cinnabar larvae feeding on ragwort. Credit: Callum McLellan The findings shed new light on how warning signals and toxicity may have evolved in insect prey. Young birds that eat insects…
…Texas at Austin found that a unique brain shape may be why the ancestors of living birds survived the mass extinction that claimed all other known dinosaurs. “Living birds have…
…response. Even though the birds likely had little or no experience with vipers, they were remarkably reluctant to physically attack them. The research, published in Behavioral Ecology, tested how red-winged…
…ecological context of the ancestors of today’s birds.” “You cannot understand life on the planet today without looking at its origins,” says O’Connor. “Birds are arguably the most successful group…
…led by former graduate student Cynthia Wang-Claypool, found that feathers from several birds, including Anna’s hummingbirds, contained ethyl glucuronide, which is a metabolic byproduct of ethanol. That finding suggests the…
…of black and blue like a crow and is the earliest record of iridescent feather color. Although Microraptor anatomy is very similar to birds, it is considered a non-avian dinosaur…
…steal from others’ caches. Researchers think that this behavior led the birds in the family Corvidae to an evolutionary race, with birds evolving various strategies to outwit their rivals, like…
The Yellow-bellied flycatcher (Empidonax flaviventris) is a small insectivore of the tyrant flycatcher family that cannot produce the protein cryptochrome 4. The birds breed in North America and migrate to…
…extinction event, birds — technically dinosaurs themselves — flourished. Scientists have spent centuries trying to organize and sort some 10,000 species of birds into one clear family tree to understand…
…will be unveiled at the World Heritage-listed Naracoorte Caves in South Australia’s Limestone Coast this month. Research on Extinct Megafauna and Birds “Imagine these majestic birds competing for food in landscapes…
…lab primarily studies songbirds, assessing their vocal learning using three criteria: the diversity of songs and calls in the bird’s repertoire, the bird’s ability to continue learning new vocalizations throughout…
A time-averaged artist’s interpretation of Patagonia during the Late Cretaceous. The animals pictured include non-avian dinosaurs, birds and other vertebrates that have been discovered in the fossil record of the…
…chain’s larger islands. From there, some birds started new colonies on a few smaller islands. Birds on the two smaller islands eventually lost their chestnut bellies and turned entirely black….
…look at feathers representing the evolutionary transition from dinosaurs to modern birds, Yale researchers demonstrate a better understanding of how feathers facilitate flight in modern birds. The asymmetrical flight feathers…