EVERYDAY SCIENCE

Detailed explanation-1: -Blue whales can weigh up to 180 tonnes, although most adults weigh between 72 and 135 tonnes. African elephants are the heaviest land mammals, weighing between 2.5 and seven tonnes. This enormous weight makes the blue whale the largest animal ever to have lived on Earth, heavier than even the largest dinosaurs.

Detailed explanation-2: -The blue whale is the largest animal on the planet, weighing as much as 200 tons (approximately 33 elephants). The blue whale has a heart the size of a Volkswagen Beetle. Its stomach can hold one ton of krill and it needs to eat about four tons of krill each day.

Detailed explanation-3: -Adult blue whales weigh up to 150 tons, which makes them the largest animals to ever live. By comparison, elephants-the largest terrestrial animals-weigh only 4.5 tons.

Detailed explanation-4: -Blue whales are the largest animals ever known to have lived on Earth. These magnificent marine mammals rule the oceans at up to 100 feet long and upwards of 200 tons.