When cats are happy, they may squeeze their eyes shut.
10
A cat can jump FIVE TIMES as high as it is tall!
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Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
A 42-foot sperm whale has about 7 tons of oil in it.
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There are approximately three chickens for every human on Earth.
13
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
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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