When cats are happy, they may squeeze their eyes shut.
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Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
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Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
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In order to enhance the taste, Japanese macaque wash their food in salt water before they eat. They also make snowballs for fun!
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Termites are being researched as a possible renewable energy source as they can produce up to 2 litres of hydrogen from ingesting a single sheet of paper, making them one of the planet’s most efficient bioreactors.
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