The San Francisco Zoo's only male gorilla, a 43-year-old silverback named Oscar Jonesy, died unexpectedly on Thursday. The Western Lowland gorilla died following a medical procedure, according to ...

Petula may, indeed, have been wasting breeding time in Group 4—and if I have learned anything about wild gorillas, it is that they are marvelously controlled by internal, or instinctive ...

Even if their number is to be increased by breeding, six of the eight young gorillas today are the children and grandchildren of Momoko, a 41-year-old living at Ueno Zoo. If inbreeding is to be ...