How old is the oldest known gorilla in the world?

Fatou, a western lowland gorilla believed to be the oldest globally, celebrated her 65th birthday on April 13, 2022, at the Berlin Zoo. In 2019, Fatou was named the “oldest living gorilla in captivity” by Guinness World Records after Trudy, a gorilla born in 1956, died. Gorillas usually live up to 50 years in captivity.