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
In order to enhance the taste, Japanese macaque wash their food in salt water before they eat. They also make snowballs for fun!
7
Jellyfish as a species are actually older than dinosaurs and sharks.
383
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
Sergeant Stubby was the only war dog to be promoted to sergeant through combat in WWI. He saved his regiment from surprise mustard gas attacks, found and comforted the wounded, and even once caught a German spy by the seat of his pants, holding him there until American Soldiers found him.
16
George was the world's largest dog who weighed 233 pounds, stood at 43 inches tall from paw to shoulder, and ate 180 pounds of food a month.
7