Blue Whale Facts

Fascinating facts about the largest animal ever to live on Earth.

Unrivaled Size

Blue whales are the largest animals ever to live on earth.

Lengthy Giants

They vary in length from 80 to 100 feet.

Astonishing Weight

On average, blue whales weigh roughly 100 to 150 tons.

Newborn Giants

Blue whale calves are born weighing up to 6,000 lbs.

Daily Diet

Blue whales need nearly 9,000 to 12,000 pounds of krill per day.

Global Inhabitants

Except for the Arctic, blue whales inhabit all the world’s oceans.


The gestation period of a blue whale is 10 to 12 months.

Heart of the Ocean

A blue whale's heart weighs approximately 400 pounds.

Sound of the Deep

Interestingly, blue whales are the loudest animals on the planet.

Endangered Giants

There are 10,000 to 25,000 blue whales left in the world.

IUCN Status

According to IUCN, they’ve been categorized as ‘endangered’.

Threats They Face

Blue whales face threats from ship strikes, entanglements, and climate change.

Conservation Efforts

Efforts are being made globally to protect and conserve these gentle giants.

Dive deeper into the world of blue whales and discover more about their lives.