…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…
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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…
…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…
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…
…Koo, Kab-Jin Nam, Dong Jin Jung, Woo-Bin Song, Chung-Hsun Lin, Seunggeol Nam, Jinseong Heo, Narendra Parihar, Costas P. Grigoropoulos, Padraic Shafer, Patrick Fay, Ramamoorthy Ramesh, Souvik Mahapatra, Jim Ciston, Suman…
…see the accumulation of mitochondria within the nucleus, show cells with the NAM phenomenon. In HeLa cells (shown in this picture) the penetrance of the phenotype in vitro was 83.6%….
…cooling for electronic devices. KAIST (President Choongsik Bae) announced on August 23 that a joint research group led by Professor Youngsuk Nam of the Department of Mechanical Engineering and Professor…
…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…
…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…
…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…
…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…
…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…
…lines to those of primates. The new study provides a more plausible explanation: Birds can perform these complex behaviors because birds’ forebrains contain a lot more neurons than anyone had…
…birds from other states, and the virus was 14 times more common in counties surrounding the Lower Wisconsin River than elsewhere. Yet the presence of BeHV in birds collected outside…
…to coastal urbanization, and marine and light pollution -which confuses birds when flying- are the main threats to this species, listed as endangered according to the Red Book of Birds…
…many birds sing at dawn, as every birdwatcher can attest. Although speculative, it is possible that this “dawn chorus” behavior might be a remnant of the nocturnal ancestry of birds….