Sharks have been on the planet longer than trees.
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Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
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Unsinkable Sam (nickname of a German ship's cat) who served on 3 warships, one German, two British, all sank in action. The cat survived each sinking, floating away on wooden planks to rescue.
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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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A banana slug can be 6-8 inches and their erect penis can be just as long. Also, their penises emerge from their heads. After sex, banana slugs eat each others penises.
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