One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
Sharks, like other fish, have their reproductive organs in their chests.
248
Female kangaroos have three vaginas.
2
Alligators can live up to 100 years.
337
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
Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57
Vanilla flavoring is sometimes made with an ingredient from beaver pee.
82
Dogs sometimes fake being sick to get attention.
26