Elephant birds were flightless birds that went extinct around 1,000 years ago. It is believed that one species of the bird was the biggest bird that ever lived. They grew up to 10 feet tall and laid ...

A Haast’s eagle attacks a moa pair. John Megahan, PLOS Biology, 3(1): e20 via Wikipedia under CC By 2.5 Evolution has a fondness for big birds. During the past 66 million years, repeated on different ...

What drove the Elephant Bird to extinction? Kristina Douglass discusses how human impact may have aided in their extinction in Madagascar.