For the first time, scientists have recorded the heart rate of a blue whale, uncovering new information about the biology of the world’s largest mammal. After measuring the heart rates of diving ...

The heart of a blue whale, diving off the coast of California, has just contracted. The beat took about two seconds to finish, and pushed dozens of gallons of blood through the arteries of the ...

Then there’s the heart of the blue whale, the largest animal ever to have lived. These marine giants can be longer than two school buses, and their hearts — which are roughly the size of a ...

The preserved heart of a blue whale weighs 181 kg Blue whales are the largest animals ever known to have lived on Earth. These magnificent marine mammals that rule the oceans, weigh as much as 200 ...

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 ...

Blue whales, the largest animals on Earth, are extraordinary creatures with many fascinating characteristics worth ...

For example, a recent study that measured blue whale heart rates demonstrated that heart rates were near their maximum even during routine foraging behavior, thereby suggesting a physiological limit.

It can weigh up to 400,000 pounds and stretch an astonishing 98 feet in length. The Antarctic blue whale’s heart is equivalent in size to a compact car, and the amount of noise it makes as it ...