Cows can sleep standing up, but they can only dream lying down.
745
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.
46
Dogs have been man's pet for over 14,000 years.
224
Penguins have a gland above their eye that turns saltwater into freshwater.
12
When a male honey bee climaxes during sex, his testicles explode and then he dies.
27