Gorilla Turns 50, Celebrates Milestone with Friends, Family 6.91K Jeff Neumann 08/02/10 04:52AM Filed to: Birthdays Birthdays Animals Gorillas Mouila Britain Western lowland gorilla Mouila, who lives in a British zoo, just turned 50 years old! She has eight offspring and is a grandmother. Mouila had a blowout party with six other gorillas, and opened packages filled with treats and straw.