Some birds, like the Arctic tern (Sterna paradisaea), even rack up enough miles over their lifetime to fly to the moon and back. But when birds embark on these epic journeys, how do they know ...

Birds are often associated with flight, but not all of them take to the skies. Around 60 species — fewer than 1% of all bird species — are flightless, including ostriches, penguins and kiwis.

How dinosaurs were built to fly Like feathers, most of the other traits needed for flight also evolved long before the first birds. Scientists believe many of these features appeared at various points ...

So that when they fly over the roof of House #1, they see the roof of House #2, head in that direction, and then see the roof of House #3 to know where to keep going.

Part of the answer about how birds fly in a coordinated and effortless way lies in precise, and previously unknown, aerodynamic interactions, mathematicians have found. The researchers found that ...

Birds like geese and pelicans fly in a V-shape to conserve energy during long migrations. The lead bird works the hardest, facing the most wind resistance, while the ones behind take advantage of ...

To do this, birds that fly during the day use a " sun compass," which combines birds' view of where the sun is in the sky with their internal perception of what time of day it is based on their ...