A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
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There’s a bonobo named Kanzi who has learned to build a campfire and cook his own food.
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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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The most expensive cow in the world was sold in 2009 for $1.2 million.
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Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
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