Rattlesnake mating sessions have been known to last more than 22 hours.
232
Vanilla flavoring is sometimes made with an ingredient from beaver pee.
82
A 42-foot sperm whale has about 7 tons of oil in it.
209
Mahatma Gandhi used to travel with his goat so that he could have fresh milk.
11
Early American humans hunted car-size armadillos and used their shells for houses.
12
Cats and dogs can hear ultrasound.
350