More than 99% of birds can fly. But that still leaves many species that evolved to be flightless, including penguins, ...

For birds that can't fly, how did Ratites end up all over the world? Ratites have spread to Africa, Australia, New Zealand, and South America. And there are fossils of Ratites in Europe, Asia, and ...

Birds can fly—at least, most of them can. Flightless birds like penguins and ostriches have evolved lifestyles that don't require flight. However, there's a lot that scientists don't know about how ...

Many people consider penguins to be among their favorite creatures on the planet. There’s something special about seeing a group of flightless tuxedoed birds gathering in groups and waddling from ...

Flightless birds, despite their inability to fly, exhibit remarkable survival strategies through unique adaptations and ...

If we told you there was a species of parrot in the world that can’t fly, would you believe us? We couldn’t believe it ourselves until we saw this wild YouTube video. Those cute little creatures are ...

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 ...