Jellyfish as a species are actually older than dinosaurs and sharks.
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Some lizards, in which the tail is a major storage organ for accumulating reserves, will return to a dropped tail after the threat has passed, and will eat it to recover part of the sacrificed supplies.
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There's a rare breed of pig that looks like a sheep.
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The world’s largest frog, the Goliath frog, can grow over 13 inches in length and can jump up to 10 feet in a single bound.
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15% of snails survive digestion by birds and are found alive in their droppings, potentially leading to the spread of snail populations.
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When you shave a guinea pig it looks like a little hippo.
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