In 1996, a 3-year-old boy tumbled 24 feet into a gorilla enclosure at an Illinois zoo. Then, a Western Lowland Gorilla named ...

The average male gorilla stands up to 5.5 feet tall and can weigh between 300 and 430 pounds. The females are much smaller, with a maximum height of around 4.5 feet and a weight of 200 pounds.

Portrait of a silverback gorilla standing in the typical pose on legs and hands./Getty Images Key facts about Gorillas and humans • Gorillas are up to 10 times stronger than humans.