Great rivers of whale pee make a remarkable contribution to Earth's cycling of nutrients, a new study reveals.

All steelhead start life as rainbow trout, but not all rainbow trout will become steelhead. Confused? You’re not alone.

France is looking into the alternative of a sanctuary for its dolphins—like the one in Greece, whose operational permit ...

Discover the most surprising facts about dolphins, including their intelligence, social behavior, hunting techniques, and ...