Queen ants have one of the longest life-spans of any known insect - typically up to 30 years. Western harvester ant queens can live up to 40 years!
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The colossal squid has the largest eyes in the world.
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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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Cats recognise the voice of their owner, but never evolved to care.
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The head of a jellyfish is called the "Bell."
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