Early American humans hunted car-size armadillos and used their shells for houses.
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Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
George was the world's largest dog who weighed 233 pounds, stood at 43 inches tall from paw to shoulder, and ate 180 pounds of food a month.
7
Ants tend to survive in a microwave because they find the coolest spot and wait!
17
Cows can sleep standing up, but they can only dream lying down.
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Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12
Some lizards, in which the tail is a major storage organ for accumulating reserves, will return to a dropped tail after the threat has passed, and will eat it to recover part of the sacrificed supplies.
13
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
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