Nicole Kidman is scared of butterflies.
65
A dog's naked behind leaves absolutely no bacteria when pressed against carpet.
250
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
When dragonflies mate, their tails form a love heart.
22
The Basenji dog is the only dog that is not able to bark.
4
A cat rubs against people not only to be affectionate but also to mark out its territory with scent glands around its face. The tail area and paws also carry the cat's scent.
293
Rattlesnake mating sessions have been known to last more than 22 hours.
232