These whales measure 90-100 feet long and are estimated to weigh from 200,000-352,000 pounds (100-150 tons). Even their inner organs are weighty. The heart of a blue whale can weigh up to 1,300 ...

To support a creature of this magnitude, a blue whale’s heart weighs about 400 pounds, 640 times the weight of a human heart, according to National Geographic. They are also the loudest animals ...

View Full Profile. Learn about our Editorial Policies. A blue whale’s heart can beat as few as two times a minute. The discovery comes from data collected during researchers’ first few attempts to ...

Whales are a group of mammals that live in oceans. They include some of the largest animals on Earth. The blue whale is the biggest animal that has ever existed. Whales can be found in every ocean ...

Scientists may finally have an explanation for the longstanding mystery of why blue whale calves are rarely sighted, an advance that could help better conserve the critically endangered species.

A blue whale skeleton weighing 4.5 tonnes is one of the first things ... Richard met Wickham's descendants and traced the journey of the specimen from a sandbar in Ireland to the heart of the Museum.