Tigers can see 6 times better at night than humans.
305
Dogs have been man's pet for over 14,000 years.
224
Bats sleep 18-20 hours per day.
5
Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217