A domestic cat can sprint at about 31 miles per hour.
274
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
The world’s largest frog, the Goliath frog, can grow over 13 inches in length and can jump up to 10 feet in a single bound.
8
A banana slug can be 6-8 inches and their erect penis can be just as long. Also, their penises emerge from their heads. After sex, banana slugs eat each others penises.
17
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
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
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5