A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
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There are approximately three chickens for every human on Earth.
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Jellyfish as a species are actually older than dinosaurs and sharks.
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Cats recognise the voice of their owner, but never evolved to care.
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In 1949, an official boxing match between a bear and a man was held. The bear won.
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Ants have tiny magnetic compasses in their antennae which help them navigate.
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