It swims by moving their tail up and down instead of side by side and can swim three times faster than humans. It's well known for its sociable nature and high intelligence.
dolphin
It is a mammal and it lives in the ocean. It's very long, heavy, and loud. It's longer than three buses, heavier than forty elephants, and much louder than a lion. It can swim very long distances.
whale
It lives in the ocean, but it isn't a fish. It's got a round body and eight long arms, but it hasn't got any legs. It's a fast swimmer and it can hide in tiny places.
octopus
A sea animal with a soft, jellylike body and no bones. It has tentacles, or feelers that it uses to sting its prey.
jellyfish
A bird that lives in Arctic ocean. It's got very short legs and fat body. It lives on land, but it swims in the sea and catches fish.
penguin
A large fish that have a skeleton made of cartilage. It lives in salt water all over the world, and as carnivore, it eats fish and other animals using its sharp teeth and powerful jaws.
shark
It isn't a fish. It lives on the ocean floor. It's got a hard body and hundreds of tube feet on its arms. It can't swim so it walks on the ocean floor.
starfish
A decapod crustacean which has a very short tail and is covered with a thick shell, or exoskeleton and is armed with a single pair of claws. It is invertebrate (animals without a backbone).
crab
It is a fish, but it can't live in cold water. It's got a beautiful head, a thin body and a tail, but it hasn't got any legs. It's a very slow swimmer and it hardly ever moves.
seahorse
A snake-like fish that has a smooth slimy skin and the fins in the middle of the back and bottom continuous around the tail.
eel