A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
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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."
20
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
When the "Elephant Whisperer" Lawrence Anthony died, a whole herd of elephants arrived at his house to mourn him.
25
Tigers can see 6 times better at night than humans.
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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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