Sloths take two weeks to digest their food.
243
Domestic pigs average a top speed of about 11 miles per hour.
182
Sharks, like other fish, have their reproductive organs in their chests.
248
Nervous dogs wag their tails to the left, and happy dogs to the right (from the dog’s point of view) – and fellow canines pick up on this lop-sided tail language.
10
In Australia, there are spiders big enough to eat snakes.
20
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34