A cow produces around 200,000 glasses of milk in her lifetime.
373
There's a rare breed of pig that looks like a sheep.
14
When Koko, the gorilla famous for knowing sign language, was asked where gorillas go after death, she responded by signing “Comfortable hole, bye.”
23
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19