There are no 800 pound gorillas. Very obese gorillas held in captivity may top out at 600 lbs at most. A healthy, strong, alpha gorilla out in the wild would weigh no more than 350-400 lbs. 800 pound gorillas are pure fantasy.
"The Avis WIZARD decides if you get to drive a car. Your head won't touch the pillow of a Sheraton unless their computer says it's okay." -- Arthur Miller