One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
Giant Anteaters' front legs look like a panda.
48
Using a remote-controlled camera, biologists caught dolphins getting high by sucking on puffer fish. They were even caught passing the puffer fish around.
23
Allegedly, Chrysippus, the Greek philosopher, died of laughter after getting his donkey drunk and watching it try to eat figs.
47
A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
Cats sleep for 70% of their lives.
8