The elephant brain weighs about 6,000g.
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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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A tortoise named Adwaita lived to 255 years old. To put it into perspective, he was born before the United States of America existed and his death was announced on CNN (1750-2006).
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A cat rubs against people not only to be affectionate but also to mark out its territory with scent glands around its face. The tail area and paws also carry the cat's scent.
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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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A scorpion can hold its breath for up to 6 days.
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