Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
Sharks, like other fish, have their reproductive organs in their chests.
248
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
Dogs have been man's pet for over 14,000 years.
224
Female kangaroos have three vaginas.
2