Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
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It's possible to train your cat to use the toilet as a litter box and even flush afterwards.
109
Nervous dogs wag their tails to the left, and happy dogs to the right (from the dog’s point of view) – and fellow canines pick up on this lop-sided tail language.
10
A dog's naked behind leaves absolutely no bacteria when pressed against carpet.
250
The largest breed of rabbit is the Flemish Giant.
65
Rattlesnake mating sessions have been known to last more than 22 hours.
232
The world’s largest frog, the Goliath frog, can grow over 13 inches in length and can jump up to 10 feet in a single bound.
8
If a vampire bat goes 2 days without drinking blood, they can die. However, well fed female bats will puke up blood and share it with other bats that they like in exchange for grooming.
13