Sloths take two weeks to digest their food.
243
Rattlesnake mating sessions have been known to last more than 22 hours.
232
Dogs have been man's pet for over 14,000 years.
224
Jumping fleas can accelerate 50 times faster than the space shuttle.
218
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
A giraffe's kick is so powerful that it can decapitate a lion.
216
The oldest recorded elephant lived for 82 years.
213
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212