pachycephalosaurus, stygimoloch, dinosaurs, thick domed skull, bipedal stance, short forelimbs, long hind legs, pebbled skin texture, prehistoric creatures, Jurassic environment, dense ferns, ancient conifers, volcanic backdrop, misty atmosphere, dynamic pose, mid-stride, aggressive display, naturalistic colors, earthy tones, detailed scales, sunlight filtering through foliage, dramatic shadows, wide-angle lens, dynamic composition, realistic rendering.