When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
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Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10
Sharks have been on the planet longer than trees.
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Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57
When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5
In order to enhance the taste, Japanese macaque wash their food in salt water before they eat. They also make snowballs for fun!
7