Birds like godwits temporarily shrink parts of their body, which frees up space and energy, making them lighter and more ...

Millions of birds invisibly migrate through the night sky each autumn, most flying in near silence toward their wintering ...

Migratory birds change how high they fly over deserts and seas. Wing shape, feather color, and heat all play a role in helping them survive.

For years, conservation teams in New Zealand followed individual parrots that lived long enough to outlast the people ...

A tiny bar-tailed godwit has astounded scientists with a 13,560 km non-stop flight from Alaska to Australia, lasting 11 days.