Most elephants weigh less than a blue whale's tongue.
442
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
A dork is a whale's penis.
327
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
A 42-foot sperm whale has about 7 tons of oil in it.
209
Whales and dolphins can't taste anything other than salt.
11