Vampire bats adopt orphans, and are one of the few mammals known to risk their own lives to share food with less fortunate roost-mates.
402
When cats are happy, they may squeeze their eyes shut.
10
Americans spend more than 5.4 billion dollars on their pets each year!
10
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
Dogs can make about 100 different facial expressions.
18