Mountain GorillasMountain gorillas were first discovered by a German captain named Robert Von Beringe on the Sabinyo volcano in 1903. The mountain gorilla is the Large of gorillas, male gorilla weight can reach 400 pounds and females weigh 215 pounds. Their lifespan is approximately 40 to 50 years. The mountain gorilla became known on October 17, 1902 and is a subspecies of eastern gorilla. It has long hair, jaws, and teeth, as well as shorter arms than the eastern lowland gorilla. Adult male gorillas have silver hair on their backs and hips, giving them the name silverback. The numbers of these animals are decreasing due to illegal hunting and encroachment by humans. The mountain gorilla is considered a critically endangered species. There are about 700 mountain gorillas left on Earth, and almost half live in the forests of the Virunga Mountains in central Africa. These gorillas live on the green, volcanic slopes of Rwanda, Uganda and the Democratic Republic of Congo, regions that have seen much human violence from which the gorillas have not escaped. The biggest threat to the mountain gorilla...