Jellyfish as a species are actually older than dinosaurs and sharks.
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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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During World War 1, starving wolves amassed in such great numbers that Germans and Russians had a temporary cease fire to fight off the wolf attacks.
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A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
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