average life span of gorillas
4.) Silverback Gorillas Can Live Up To 40 Years. The average lifespan of a gorilla is from 35 to 40 years of age, but it has been recorded that gorillas in captivity (such as a zoo) can live up to 50 years. One gorilla in particular is known as the oldest living gorilla in the world at age 59. So cool. 5.) All GorillaSpecies Are Endangered