Allegedly, Chrysippus, the Greek philosopher, died of laughter after getting his donkey drunk and watching it try to eat figs.
47
Rattlesnake mating sessions have been known to last more than 22 hours.
232
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
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
When Koko, the gorilla famous for knowing sign language, was asked where gorillas go after death, she responded by signing “Comfortable hole, bye.”
23
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
A cow produces around 200,000 glasses of milk in her lifetime.
373