All quizzesOcean Quiz
Marine mammals
Whales and dolphins, seals and sea lions, the walrus, the polar bear, otters, manatees and dugongs.
What you'll learn: What makes an animal a mammal, and how mammals manage life in the sea.
Choose a level
Each go asks 8 questions, picked from 16 and shuffled, so playing again brings new ones. Score 6 or more to pass, and try as often as you like. Passing the Expert level earns the Marine Mammal Expert badge.