Prehistoric times had no shortage of pretty scary creatures, but you need to look no further than this huge arthopod to find ...

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.

Xiphactinus was one of the largest bony fish of the Late Cretaceous and is considered one of the fiercest creatures in the sea. A powerful ... Though long extinct, if alive today the bony fish ...

Prehistoric animals roamed all over the Earth. One of the best examples is the fascinating animals found at the La Brea Tar ...

Scientists searching for an extinct fish found a “large”-headed river creature and discovered a new species, a study said and photos show. Photo from Zarei, Mathebula and Chakona (2025 ...