One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
One in three dog owners say they have talked to their pets on the phone.
427
It has been estimated that a bite from a grizzly bear can crush a bowling ball.
11
A dairy cow can produce more milk when listening to music.
446
Alligators can live up to 100 years.
337
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
The ancestor of all domestic cats is the African Wild Cat which still exists today.
12
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255