A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11
Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
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One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
Dogs have been man's pet for over 14,000 years.
224
Jaguars frequently get high by eating hallucinogenic roots, which also increases their senses for hunting.
6
A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13
When cats are happy, they may squeeze their eyes shut.
10
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17