The most expensive cow in the world was sold in 2009 for $1.2 million.
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When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
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Allegedly, Chrysippus, the Greek philosopher, died of laughter after getting his donkey drunk and watching it try to eat figs.
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A domestic cat can sprint at about 31 miles per hour.
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Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
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A cow produces around 200,000 glasses of milk in her lifetime.
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Jaguars frequently get high by eating hallucinogenic roots, which also increases their senses for hunting.
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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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