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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It has been estimated that a bite from a grizzly bear can crush a bowling ball.
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The ancestor of all domestic cats is the African Wild Cat which still exists today.
12
A 42-foot sperm whale has about 7 tons of oil in it.
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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.
10
The cat brain weighs about 30g.
167
Sharks have been on the planet longer than trees.
14