Brahmin, post-apocalyptic mutated cow, Fallout 4, two-headed, pack animal, Commonwealth wasteland, settlement resource, milk provider, caravan support, brown fur, docile, grazing, scavenging, farm, rustic, overgrown grass, dilapidated structures, soft sunlight, ambient occlusion, detailed texture, 3/4 view, atmospheric perspective, dynamic shadows, RPG elements, immersive environment, survival theme.