Dolphins have names for one another.
18
Gorillas can catch human colds and other illnesses.
205
When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
A lion in the wild usually makes no more than twenty kills a year.
186
A puppy is born blind, deaf, and toothless.
16
A dairy cow can produce more milk when listening to music.
446
Allegedly, Chrysippus, the Greek philosopher, died of laughter after getting his donkey drunk and watching it try to eat figs.
47
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2