A cow produces around 200,000 glasses of milk in her lifetime.
373
Allegedly, Chrysippus, the Greek philosopher, died of laughter after getting his donkey drunk and watching it try to eat figs.
47
The Platypus used to be considered a myth like Bigfoot and the Yeti.
18
Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57
Cats and dogs can hear ultrasound.
350