The researchers suggest that the difference between the long-haulers and those who landed might be in their feathers; the ...

Did you know some birds can actually rest while flying? That’s right: migrant birds in particular can conserve their energy, and even restore it, by sleeping mid-flight. “Many bird species complete ...

More than 99% of birds can fly. But that still leaves many species that evolved to be flightless, including penguins, ostriches, and kiwi birds. In a new study in the journal Evolution, researchers ...

Slow-motion footage of baby birds helps scientists uncover how their ancestors took to the skies. Birds today make flight look effortless, but its evolution was complex. Scientists are still trying to ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Most birds fly at low altitudes, relatively speaking. But ...

Swifts practically live in the sky. These birds skip land for nearly a year, doing everything midair, from eating to sleeping. They travel thousands of miles without ever stopping to perch. Scientists ...