Researchers have discovered an ancient moth-like sea predator in a treasure trove of museum fossils in Canada. The ...

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 ...

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.

Scientists have discovered that the long-extinct megalodon ... only warm-blooded marine animals. Others include aquatic mammals such as whales, dolphins, seals, sea lions, walruses and manatees.

Scientists still don't know exactly why Denisovans went extinct. "We have so little archaeological and fossil information about Denisovans that we can only speculate as to why they disappeared ...

There are so many animals that have gone extinct through the ages that we’re choosing to focus just on creatures that went extinct relatively recently: from 1800 onward. So even though we’ll ...

Paleontologists have thought the species went extinct about 11 million years ago. Instead, the creature that some describe as a cross between a greyhound and a crocodile was just biding its time on ...

Researchers may have discovered Mississippi's largest ever mosasaur after pulling a Cretaceous-aged fossil out of a riverbed ...

A monstrous free talk at the city's aquarium promises to make waves with ancient ocean-dwellers, dartboard-sized frogs and a splash of conservation concern. Bristol Aquarium is turning back the ...