Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
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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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There's a young hippo and a 130+ year old tortoise in a Kenyan wildlife preserve who are best friends and they even sleep and play together.
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15% of snails survive digestion by birds and are found alive in their droppings, potentially leading to the spread of snail populations.
1
Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
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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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In 1949, an official boxing match between a bear and a man was held. The bear won.
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