Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
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The reindeer is the only mammal that can see UV light.
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Cats recognise the voice of their owner, but never evolved to care.
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The station master and operating officer at the Kishi Station, Japan, is a cat!
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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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A 42-foot sperm whale has about 7 tons of oil in it.
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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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