Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
A lion in the wild usually makes no more than twenty kills a year.
186
A domestic cat can sprint at about 31 miles per hour.
274
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34
During World War 1, starving wolves amassed in such great numbers that Germans and Russians had a temporary cease fire to fight off the wolf attacks.
45
It has been estimated that a bite from a grizzly bear can crush a bowling ball.
11