The light-sensitive tissue of birds’ eyes is not supplied with oxygen by blood vessels – instead, it powers itself with a ...

Male (left) and female (right) zebra finches. The orange feathers displayed by the male are colored by the pigment pheomelanin, which is also present in human skin and red hair. Pheomelanin is ...

Pūkeko use sound elements to create calls and combine them to create complex call sequences in order to expand the range of ...

Freed from the threat of invasive predators, Galapagos birds are performing astonishing feats of return and innovation – 200 years after Charles Darwin visited the archipelago. This year, after the ...

Freed from the threat of invasive predators, Galapagos birds are performing astonishing feats of return and innovation – 200 years after Charles Darwin visited the archipelago. For almost 200 years, ...

Add Yahoo as a preferred source to see more of our stories on Google. The Spinus tristis, eastern goldfinch, and wild canary, are all names for a small finch that inhabits much of North America. The ...

Bird watching has been popular for centuries, and songbirds have been favored subjects. During the past 30 years, songbirds have become popular laboratory animals as well. The expanded use of ...

Birdsong, like human speech, is learned via auditory experience during a developmentally restricted sensitive period. Within projection neurons of two avian forebrain nuclei, NMDA receptor-mediated ...

We've compiled a list of weird animal behaviors we've amassed from the wild world web!

This is exactly where you should put your bird feeder to get the most feathered customers. If you find yourself feeling ...