Nevertheless, those hurdles didn't stop a wild sea otter from befriending a Californian commercial fisherman in the most ...

For nearly 30 million years, a 2,000-pound beast known as the entelodont ruled a sweeping empire from Mongolia to what is now ...

Young sea turtles actively swim and choose their paths instead of drifting. New satellite tracking reveals their movements.

On Thursday, the Aquarium of the Pacific released its first Marine Species Report Card, detailing the population trends of 30 ...

For decades, scientists have wondered about what happens during the so-called lost years between when tiny hatchlings leave ...