Early American humans hunted car-size armadillos and used their shells for houses.
12
Alligators can live up to 100 years.
337
A group of unicorns is called a blessing.
304
The elephant brain weighs about 6,000g.
274
In 1949, an official boxing match between a bear and a man was held. The bear won.
41
A 42-foot sperm whale has about 7 tons of oil in it.
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