The blue whale, which can reach up to 100 feet (30 meters) long and weigh 200 tons, lowers its heart rate to as little as two beats per minute as it lunges under the ocean surface for food ...

You will find a wide and varied world full of life when you descend into the deep blue sea. Among the ocean’s inhabitants, ...

A heart to power a giant One of the most interesting things about the blue whale is its heart. It weighs around 180 kilograms and is built to support the whale’s massive body.

"A Blue Whale's tongue weighs as much as an African elephant, its heart is the size of a car and a Blue Whale is 33x what a T-Rex weighs," the owner said.

This is because blue whale bones, Zanolli told me, are especially oily, and even though KOBO was found 26 years ago, the skeleton still drips oil.

Not only is it super rare to see a blue whale give birth – it’s only been recorded twice, once in 1911 and again in 1946 – but it’s also incredibly uncommon to see blue whale calves in ...

The Antarctic blue whale can weigh up to 400,000 pounds and stretches to 98 feet in length. The underwater call of the sperm whale, the earth’s loudest, registers at 230 decibels.

Changing ocean conditions making whale prey scarce are causing the mammals to stop singing, a recent study has found.