The blue whale is the only mammal.
A great white shark is actually a type of marine carnivorous fish.
No. It is a fish as it has gills. Sharks are fish. The Whale Shark is a fish, but Whales are mammals.
No, a blue whale is 3 times bigger.
Lots of ways! For a start the Blue Whale is a mammal and needs to breathe air just like all other mammals (humans, rabbits, hamsters, horses, apes...), gives birth to live young and produces milk to...