Birds are often associated with flight, but not all of them take to the skies. Around 60 species — fewer than 1% of all bird ...

"Recovering threatened and endangered species is bigger than any one community or agency." Officials reveal astonishing ...

Feathers are among the most complex cutaneous appendages in the animal kingdom. While their evolutionary origin has been widely debated ...

Feathers are among the most complex cutaneous appendages in the animal kingdom. While their evolutionary origin has been ...

Cranial kinesis allows modern birds to eat a wider variety of foods and use their beaks as multifunctional tools.

Researchers sequenced the DNA of Cuban blue-headed quail dove, expecting clear origins. Instead, they found it has no close ...

Scientists suggest that bigger brains in bird ancestors led to more flexible skulls, playing a key role in their evolution.

Modern birds are the living relatives of dinosaurs. Take a look at the features of flightless birds like chickens and ...