After eating, a housefly regurgitates its food and then eats it again!
16
The sloth (a mammal) moves so slowly that green algae can grow undisturbed on its fur!
104
Cattle are the only mammals that pee backwards.
33
An alligator can go through 2,000 to 3,000 teeth in a lifetime.
268
A cockroach will live nine days without it's head, before it starves to death.
26
In 2011, a male tiger in India adopted a litter of orphaned cubs, taking on the role of ‘mother’. Wildlife officials say such behavior had never been observed before.
9
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212