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
The reindeer is the only mammal that can see UV light.
17
When a male honey bee climaxes during sex, his testicles explode and then he dies.
27
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12