9 interesting facts you didn't know about Blue Whales

Blue Whales are one of the biggest animals ever to have lived on earth

An average Blue Whale weights 136.000kg

An average Blue Whale heights 30m long

Blue Whale heart is about the size of a small van

Blue Whale bloog vessels are so parge that a normal person can swim through them

The tongue of the Blue Whale can be as the same weight as an Elephant

Blue Whales feed from kriils ( small shrimps) and they can eat over 3400kg krills everyday

In 1900s Blue Whales almost went to exint because of the hunters

There are around 20000 Blue whales in the world and it's illegal to hunt them