The largest breed of rabbit is the Flemish Giant.
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Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
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The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
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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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Parrot parents "name" their children with a signature call.
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The seahorse is the only fish to have a neck.
12
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12