After dinosaurs went extinct, South America was dominated by large, crocodile-like reptiles called sebecids. Measuring up to 20 feet in length and bearing rows of sharp, serrated teeth, sebecids ...

The existence of any prehistoric apex predators in the islands of the Caribbean used to be doubted. While their absence would have probably made it even more of a paradise for prey animals, fossils ...

STORY: Conservationists say there are fewer than 100 Orinoco crocodiles left in the wild.:: Capanaparo, VenezuelaThey live ...

A new study indicates the giant reptile Deinosuchus is not a close relative of modern alligators, as scientists previously ...

Two new crocodile species have been identified on isolated islands in the Caribbean, and they both face the threat of […] ...

Three decades ago, scientists began to find razor-sharp teeth from predators that had no business being there.

Biologists have discovered two previously unknown species of crocodiles, one living on the island of Cozumel and the other on the atoll of Banco Chinchorro, both off the Yucat n Peninsula. The ...

The prehistoric crocodile relative may have tolerated both freshwater and saltwater habitats, allowing it to conquer North ...

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.

After the demise of the dinosaurs following an asteroid strike 66 million years ago, mammals became Earth's dominant land ...

Crocodile-like sebecids were known to roam South America after dinosaurs went extinct. Recently found fossils suggest they inhabited the Caribbean as well—and thrived there long after they ...