The octopus' testicles are located in its head.
82
The sloth (a mammal) moves so slowly that green algae can grow undisturbed on its fur!
104
A pig's penis is shaped like a corkscrew.
22
Only male fireflies can fly.
46
All the pet hamsters in the world are descended from a single wild golden Hamster found in Syria in 1930!
34
Elephants are among the most emotional creatures in the world - they have even been known to rescue other animals, such as trapped dogs.
25
One litter of kittens can be produced by more than one father.
57
Jumping fleas can accelerate 50 times faster than the space shuttle.
218