A scorpion can hold its breath for up to 6 days.
19
An alligator can go through 2,000 to 3,000 teeth in a lifetime.
268
When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
Dogs have been man's pet for over 14,000 years.
224
Early American humans hunted car-size armadillos and used their shells for houses.
12
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217