Bats sleep 18-20 hours per day.
5
The ancestor of all domestic cats is the African Wild Cat which still exists today.
12
A dog's naked behind leaves absolutely no bacteria when pressed against carpet.
250
Rattlesnake mating sessions have been known to last more than 22 hours.
232
Cows can sleep standing up, but they can only dream lying down.
745
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34