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
Jumping fleas can accelerate 50 times faster than the space shuttle.
218
Cats sleep for 70% of their lives.
8
A dairy cow can produce more milk when listening to music.
446
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
In 1949, an official boxing match between a bear and a man was held. The bear won.
41
During World War 1, starving wolves amassed in such great numbers that Germans and Russians had a temporary cease fire to fight off the wolf attacks.
45