A howler monkey, mid-scream in dense tropical forest undergrowth, its massive throat flared wide as it emits a low-frequency sonic boom—ripples of sound visually suggested by concentric shockwaves distorting the air around it. Its fur is thick and dark brown with lighter stripes across shoulders; eyes narrowed, mouth agape showing teeth and tongue, conveying raw power. Surrounding foliage sways dramatically: broad leaves blur slightly at edges due to wind from the booming vibration, while distant trees stand still for contrast. Ground covered in mossy earth and fallen branches beneath dappled golden afternoon light filtering through canopy overhead. Camera angle: medium close-up tracking shot slightly lower than eye level, emphasizing scale and intensity. Medium: photorealistic illustration or high-resolution digital painting style—with soft matte textures on bark and skin contrasting sharp motion lines in air distortion. Palette dominated by deep greens, browns, and warm golds, punctuated by subtle violet-blue shimmer where compression waves hit mist-laden air. Mood: primal energy meets serene wilderness—a moment suspended between animal roar and natural resonance. No text, no logos, no human observers — just pure biological spectacle amplified into visual drama.

blurry, plastic skin, oversaturated, distorted hands, watermark, text