Orcas, or killer whales, are deadly and beautiful apex predators.

A deep-ocean creature washed up on a Georgia beach for the first time — and two days later, so did another. The Tybee Island Marine Science Center received a report about a dolphin stranded on the ...

Researchers have uncovered why the formidable teeth of saber-toothed predators like Smilodon were evolutionarily advantageous ...