Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
Jellyfish as a species are actually older than dinosaurs and sharks.
383
Sloths take two weeks to digest their food.
243
A dog's naked behind leaves absolutely no bacteria when pressed against carpet.
250
The most expensive dog in the world is the Tibetan Mastiff; worth $1.5 million.
2
Allegedly, Chrysippus, the Greek philosopher, died of laughter after getting his donkey drunk and watching it try to eat figs.
47
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
By putting a frog in a bucket of milk, scientists following up on an ancient Russian way of keeping milk from going sour have identified a wealth of new antibiotic substances.
9