A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
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Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
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In 2005, in Africa, it was reported that three lions rescued a 12-year-old girl from kidnappers and guarded her for half a day until help came.
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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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The colossal squid has the largest eyes in the world.
4
Parrot parents "name" their children with a signature call.
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Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
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