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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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 Pistol Shrimp can snap its claws together to create a sound of 218 decibels, louder than as supersonic jet at full speed. It only lasts for 1 millisecond. The snapping action also creates a bubble that is greater than 5000 Kelvin, close to the surface temperature of the sun.
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Crows living in some urban areas drop nuts into traffic to let the passing cars crush them, then they wait for the red lights to stop the traffic so they can grab and eat it.
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