Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
Dogs have been man's pet for over 14,000 years.
224
The head of a jellyfish is called the "Bell."
6
There was a bear called Wojtek who was adopted by Polish soldiers during WW2. It carried ammunition, wrestled with soldiers, and drank beer.
40
The CIA once spent $20 million on a cat equipped with gear to spy on the Soviets, but it was hit by a taxi.
328
A puppy is born blind, deaf, and toothless.
16