Dogs have been man's pet for over 14,000 years.
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Dire wolves actually existed, living up to 10,000 years ago before going extinct.
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The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
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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.
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The Savannah is the largest domestic cat breed. It resembles a small leopard and behaves like a dog. They can grow up to 40 lbs, have an eight foot vertical jump, and can be trained to walk on a leash and play fetch.
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