One reason that kittens sleep so much is because a growth hormone is released only during sleep.
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A lion in the wild usually makes no more than twenty kills a year.
186
A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6
The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79