1. BLUE WHALE

2. Blue whale is the biggest animal in the world. It is more than 25 meters and more than 200 tons. Blue whale is same weight as 40 elephants. It is bigger than some Dinosaur.It is called Genus Balenoptera in Scientific name.

3. Blue whale live until 35 to 40 years old. Blue whale live in the Arctic Ocean and Arctic Ocean. It eats 3.5 tons of krill each day. It is 30km/h in the ocean. Krill

4. Blue whales have few predators but are known to fall victim to attacks by sharks and killer whales, and many are injured or die each year from impacts with large ships. Blue whales are currently classified as endangered on the World Conservation Union (IUCN) Red List. It is endangered and more than 30,000 where killed because of blubber and there are 11,000 are exist.

5. http://animals.nationalgeographic.com/animals/blue-whale-interactive#/compare/length