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 are approximately three chickens for every human on Earth.
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The seahorse is the only fish to have a neck.
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A tortoise named Adwaita lived to 255 years old. To put it into perspective, he was born before the United States of America existed and his death was announced on CNN (1750-2006).
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Penguins have a gland above their eye that turns saltwater into freshwater.
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The ancestor of all domestic cats is the African Wild Cat which still exists today.
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The two oldest cats on record lived to 38 and 34 years old, both were owned by the same owner and lived off a diet of bacon, eggs, broccoli and coffee.
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