Mountain Gorilla, Silver Back in the forest. (Gorilla gorilla beringei). Silver Back (named Munyinya) leader of the Hirwa Group. Volcanoes Nat. Park. Rwanda. Elevation 2612 meters Gorille de Montagne. (Gorilla gorilla beringei). Munyianya, leader du groupe Hirwa . Parc National des Volcans. Altitude : 2612 meters