Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57
When cats are happy, they may squeeze their eyes shut.
10
When Koko, the gorilla famous for knowing sign language, was asked where gorillas go after death, she responded by signing “Comfortable hole, bye.”
23
Using a remote-controlled camera, biologists caught dolphins getting high by sucking on puffer fish. They were even caught passing the puffer fish around.
23
Penguins have a gland above their eye that turns saltwater into freshwater.
12
A dork is a whale's penis.
327
Dogs sometimes fake being sick to get attention.
26