Whales are a group of mammals that live in oceans. They include some of the largest animals on Earth. The blue whale is the ...

Whale sharks are the largest fish on the planet; the average whale shark is between 18 and 40 feet long, though the Georgia Aquarium says the largest whale shark observed was 61.7 feet long.

As one of the largest predators to have ever lived, megalodon captures people's imagination - and for good reason. But was this apex predator simply a beefed-up great white shark, and is it still ...

Fifteen million years ago, now-extinct species of dolphins, whales and large sea cows roamed the world’s oceans, topping the underwater food chain. Yet back then, any one of these creatures ...

Sharks like to swim near the surface of the water to get a tan because, it’s thought, darker skin gives them better camouflage. Plus it makes them look healthier and that little bit slimmer, you ...