RENO, Nev. — In response to a petition from the Center for Biological Diversity, the U.S. Fish and Wildlife Service announced ...

Changes in finch beaks, driven by environmental factors, also alter their songs, which affects how the birds recognize their ...

Claire Concannon learns about variations in bird nest design, and why some species may be better able to cope with rapid ...

The Galapagos is a province in Ecuador well known for the diversity of finches, who helped British naturalist Charles Darwin ...

The Darwin finches, a group of about 18 species of passerine birds, are well known for their wide diversity in beak form and ...

Most birds of prey are fast, large, and have sharp beaks and talons or all of the above. The wild birds on this list live in ...

Researchers designed a simulation to show when finch species started to diverge.

The common raven (Corvus corax) is the type species of the genus Corvus and is found throughout the Northern Hemisphere. It ...

The finches that call Ecuador’s Galápagos Islands home are biological rock stars, as they provided a key piece of evidence ...

They say that hindsight is 20/20, and though the theory of ecological speciation -- which holds that new species emerge in response to ecological changes -- seems to hold in retrospect, it has been ...

A black-rumped flameback woodpecker was sighted on a tall tree near Jinnah Terminal, thrilling bird-watchers in the ...

The extinction of 610 bird species over 130,000 years is documented, coinciding with human expansion. Researchers highlight ...