sarcosuchus, dinosaur, prehistoric creature, swamp environment, dense foliage, murky water, reptilian scales, long snout, sharp teeth, powerful tail, muscular legs, leather harness, tranquilizer dart, feeding meat, cautious approach, gentle patting, submissive posture, daylight, clear weather, realistic textures, dynamic angle, action shot, survival theme, immersive atmosphere, high-resolution, detailed rendering.