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, ...

Madagascar’s elephant birds — which weighed as much as three or four people and went extinct several hundred years ago — turn out to be the closest known relatives of New Zealand’s chicken-sized kiwi.

If you encountered an elephant bird today, it would be hard to miss. Measuring in at over 10 feet tall, the extinct avian is the largest bird known to science. However, while you looked up in awe, ...

The discovery was made on Floreana, one of the inhabited islands in the Galapagos archipelago, after invasive predators were ...

May 9 (UPI) --Evolution produced the same flightless bird species twice, with each occurrence separated by tens of thousands of years. The phenomena, called iterative evolution, helped bring the ...

Birds are known for flying in the sky but not all birds can fly. Some birds spend their lives on the ground or in water and they are still strong and smart. These birds use their leg speed or swimming ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Flightless birds, like the dodo bird of the small Indian ...

Scientists can learn a lot about extinct animals by studying their footprints, bones and even teeth. But, while insightful, these artifacts don’t always paint a complete picture of an ancient creature ...

The cassowary is a terror that can disembowel you, but studying fossil eggs suggest humans were hatching them 18,000 years ago. Freelance writer Amanda C. Kooser ...

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 ...