Dolphins have names for one another.
18
Allegedly, Chrysippus, the Greek philosopher, died of laughter after getting his donkey drunk and watching it try to eat figs.
47
Gorillas can catch human colds and other illnesses.
205
Cats lose almost as much fluid in the saliva while grooming themselves as they do through urination!
205
Sharks, like other fish, have their reproductive organs in their chests.
248