Explore 10 fascinating flightless birds that survive without flying. From ostriches to penguins, kiwi, and cassowaries, ...

There would be at least four times as many flightless bird species on Earth today if it were not for human influences, finds a study led by UCL researchers. The study, published in Science Advances, ...

Scientists have discovered a new species of flightless bird on a remote island in the Philippines, the conservation group BirdLife International said Tuesday. Subscribe to read this story ad-free Get ...

A bird that had previously gone extinct came back to life thanks to a rare evolutionary process known as "iterative evolution." The white-throated rail bird can presently be found on the island of ...

Some runners don’t run races. Some runners don’t use Fitbits, Apple Watches or Garmins to track times, minutes, routes, etc. Some runners don’t use Gu (if you don’t know what that is, you probably ...

During 60 million years of isolation, a host of unusual birds evolved in New Zealand, many of which are now extinct or endangered. NEW ZEALAND’S island geography nurtured a range of unusual birds, but ...

Cassowaries are among the most intimidating birds on Earth, towering rainforest giants armed with dagger-like claws capable of inflicting serious injuries. Standing over 6.5 feet tall and weighing up ...

When the first humans started to colonise all the regions of the world, many species went extinct. Some were directly hunted to extinction, others saw their habitats destroyed, and yet more were wiped ...