Final answer:
The subject of this question is Biology. The animal being described is a mountain gorilla, which exhibits sexual dimorphism and lives in the Virunga volcano area. They are endangered due to factors like poaching and habitat loss.
Step-by-step explanation:
The subject of this question is Biology. The animal being described is a mountain gorilla. Mountain gorillas are a subspecies of the eastern gorilla and are found only in Africa, particularly in the Virunga volcano area. They exhibit sexual dimorphism, with males being much larger than females. Mountain gorillas live in groups called harems and are threatened by various factors such as poaching, habitat loss, and disease.