Blue whales are not only big, but they are also considered the largest animals to have ever inhabited the planet. These marine giants, which can be found in all of the world’s oceans except the ...

The largest dolphin species is the orca ... ocean water thanks to a layer of fat called blubber. Along with other marine mammals — like whales, seals, sea lions and porpoises — dolphins ...

Marine life are plants and animals that live in the sea ... The Atlantic grey seal is the largest species of seal to visit our shores. These seals are pretty easy to spot too, as they live ...

Early ancestors of the ocean's biggest animals once walked on land. Follow their extraordinary journey from shore to sea. Although whales are expert swimmers and perfectly adapted to life underwater, ...