One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
The largest breed of rabbit is the Flemish Giant.
65
There's a young hippo and a 130+ year old tortoise in a Kenyan wildlife preserve who are best friends and they even sleep and play together.
40
A cow produces around 200,000 glasses of milk in her lifetime.
373
Sloths take two weeks to digest their food.
243
Moths are unable to fly during an earthquake.
328