Geographic and phylogenetic sampling of avian wing-bone morphology. Using measurements from 7366 skeletal specimens, we analyze variation in wing-bone length across 1520 bird species, representing ...

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

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. The world’s 10,000 plus bird species are as ecologically and ...

Imagine zooming out on a giant family tree that includes every bird you have ever seen. Ostriches sprint across open plains, hummingbirds hover at flowers, penguins slice through cold seas, and eagles ...

It has taken more than 20 years to extract, assemble and interpret a mysterious find from a famed marble quarry about 50 miles north of Milan, Italy. Now, with the investigation finally complete, ...

Fossils reveal that prehistoric cicadas’ wings evolved to help them evade hungry predators with feathers and beaks, scientists say. By Jack Tamisiea Today, few critters are as abundant as cicadas.

Birds are usually admired for their ability to fly, yet some species are equally skilled beneath the water’s surface. Through specialised wings, powerful feet, dense bones and oxygen-saving ...