Early American humans hunted car-size armadillos and used their shells for houses.
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In 2011, a male tiger in India adopted a litter of orphaned cubs, taking on the role of ‘mother’. Wildlife officials say such behavior had never been observed before.
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When the "Elephant Whisperer" Lawrence Anthony died, a whole herd of elephants arrived at his house to mourn him.
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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
Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10
The elephant brain weighs about 6,000g.
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When cats are happy, they may squeeze their eyes shut.
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