Sharks, like other fish, have their reproductive organs in their chests.
248
The Basenji dog is the only dog that is not able to bark.
4
Cats and dogs can hear ultrasound.
350
Dogs have been man's pet for over 14,000 years.
224
A 42-foot sperm whale has about 7 tons of oil in it.
209
Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57
Sharks have been on the planet longer than trees.
14
Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
2