Back in 2012, Ryan Terrill was hiking down a dry canyon in central Bolivia, looking for Giant Antshrikes—the largest species of antbird—but he found himself, instead, thinking about another bird: the ...

Migratory birds flying south provide an impressive example of cooperative behavior that saves power and energy. In the past, it was impossible for scientists to study this phenomenon in a natural ...

The flight speed of birds is more complex than research has previously managed to show. Researchers have found that birds use multiple -- each one simple yet effective -- methods to control their ...

For the first time, researchers have discovered that birds can sleep in flight. They measured the brain activity of frigatebirds and found that they sleep in flight with either one cerebral hemisphere ...

Owing to some horrendously long flight times, scientists have speculated that certain birds are capable of sleep during flight. A remarkable new experiment by an international team of researchers has ...

Make no mistake, the tiny common swift found throughout Europe and much of Asia is a lean, mean flying machine. A new study reveals that these birds spend nearly their entire lives in flight — even ...

If there were an endurance record for bird species, the little-known frigatebird would win. A new study shows that frigatebirds routinely fly for months at a time without landing, skimming the sea ...