(CNN) — Millions of years ago, long-legged, big-beaked, meat-eating “terror birds” stalked the Americas. The imposing creatures ruled the roost as top predators ...

Shoebill birds can reach a height of five feet, but the prehistoric-looking creatures generally aren't taller than people.

Evolutionary biologists report they have analyzed a fossil of an extinct giant meat-eating bird -- which they say could be the largest known member of its kind -- providing new information about ...

Here’s what you’ll learn when you read this story: Only a few months after announcing the controversial “de-extinction” of the dire wolf, Colossal Biosciences has now set its sights on restoring the ...