Alligator snapping turtles can live for over 150 years. Scientists know this because some of the turtles had musket balls in their stomachs.
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Squirrels forget where they hide about half of their nuts.
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Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
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Tigers can see 6 times better at night than humans.
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There's a phone app called RoboRoach that allows you to remotely control a cockroach through a chip that you to manually implant into the unwitting critter.
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Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
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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.
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