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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Honeypot ants are a unique insect that use their own bodies as living storage pots of honey.
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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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The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
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When cats are happy, they may squeeze their eyes shut.
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The elephant shrew’s closest relative isn’t a shrew — it’s actually an elephant
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