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's possible to train your cat to use the toilet as a litter box and even flush afterwards.
109
Condoms were originally made of animal intestines or linen.
347
Dogs sometimes fake being sick to get attention.
26
Penguins have a gland above their eye that turns saltwater into freshwater.
12
Bats sleep 18-20 hours per day.
5