Imagine a crocodile built like a greyhound -- that's a sebecid. Standing tall, with some species reaching 20 feet in length, they dominated South American landscapes after the extinction of dinosaurs ...

The carnivore diet’s exclusive reliance on animal products creates substantial environmental considerations. Animal agriculture typically requires more land, water, and energy inputs while ...

The team packed the hellbenders up and drove to a river in Middle Tennessee, where biologists donned wet suits and snorkels and hopped into the cold streams. They deposited the hellbenders under the ...

Americans' fixation on protein is reaching a fever pitch with new high-protein products constantly hitting the shelves. But ...

Management plan that was a decade in the making calls for continued monitoring, but does not impose any new regulations to give the wary bruins space.

Conservation rangers took a video of an endangered, captive snail laying a large egg, revealing insight into the creature’s reproductive process ...

Animals with ultraviolet color patterns can be found all over nature. Here’s what we know about what purpose these patterns ...

Knife-toothed reptiles called sebecids went extinct on the mainland 10 million years ago. New fossil evidence puts them on an island 4 million years ago.

Mark Coleman claims he’s lost 30lbs and is currently at the same weight he was for his two-fight series with fellow MMA legend Mauricio ‘Shogun’ Rua, which began two decades ago. On Sunday, Jiri ...

The Everglades' eclectic alligators are surprisingly diverse builders, bodyguards, commuters, and health-bringing engineers.