Silverback gorilla Charles approaches the five named fruit piles 18 Nov 2009

Silverback gorilla Charles eats a piece of fruit from the "Nassir" pile, effectively picking his son's name 18 Nov 2009

Gorilla Ngozi with her baby, who has now been named Nassir 18 Nov 2009

Silverback gorilla Charles eats a piece of fruit from the "Nassir" pile, effectively picking his son's name 18 Nov 2009

Gorilla Ngozi with her baby, who has now been named Nassir 18 Nov 2009