A dog's naked behind leaves absolutely no bacteria when pressed against carpet.
250
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
A dairy cow can produce more milk when listening to music.
446
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
When Koko, the gorilla famous for knowing sign language, was asked where gorillas go after death, she responded by signing “Comfortable hole, bye.”
23
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11