Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
It's possible to train your cat to use the toilet as a litter box and even flush afterwards.
109
Elephants are terrified of Bees and actually have a special, distinct vocalization for “Run away the Bees are angry”
49
It has been estimated that a bite from a grizzly bear can crush a bowling ball.
11
A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6