Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5
The colossal squid has the largest eyes in the world.
4
Rattlesnake mating sessions have been known to last more than 22 hours.
232