Many birds fly, but some, like penguins and ostriches, don't, revealing an evolutionary twist. Flightless birds adapted to ...

Do you know why blue-footed boobies have blue feet? Author Laura Erickson does, and you’ll find the answers to this and many ...

Next time you spot that signature V across the sky, take a moment to admire not just its symmetry, but the teamwork that ...

Birds discovered V-formation flight long before fighter pilots did, ... Why do birds fly in a V? Endangered ibis reveals its amazing secret. By Amina Khan . Jan. 15, 2014 1:33 PM PT .

Birds take turns in the exhausting lead spot when flying formation, ... Birds flying in a V take turns in the top spot, study finds. By Amina Khan Staff Writer . Feb. 3, 2015 3:27 PM PT .

Every year, billions of birds undertake intrepid journeys between temperate regions in North America and their tropical ...

Migrating birds fly in a V-formation to take advantage of the aerodynamic effects of flying behind another bird. Remarkably, birds take turns at the front despite no obvious benefit to the individual.

The bird would bang into the window, fly back to a nearby tree, calculate its next attack, and then fly into it again. This happened repeatedly over the next hour.

The largest flying bird known to ever have lived has now been revealed, an extinct giant with a wingspan more than twice the size of the largest living flying bird, researchers say. "It's a really ...

This is up to more than twice as big as that of the royal albatross, the largest living flying bird, which has a wingspan of about 11.4 feet (3.5 meters). [ See Images of Giant Flying Species ...

In 50 years, North America has lost 3 billion birds or one in every four. ... Weighing less than half-an-ounce, the tiny bird is the smallest to fly clear across the ocean, ...

Scientists have identified the largest flying bird ever found—an ungainly glider with a wingspan of 21 feet or more that likely soared above ancient seas 25 million years ago.