Rule 34 Dev - 2013 anthro apode azzul balls belly big_balls big_belly big_muscles big_penis bodily_fluids canid canine canis closed_eyes cobra dobermann domestic_dog draconcopode drooling duo erection flexing genitals growth hand_on_hip hi_res huge_balls huge_cock huge_muscles humanoid_genitalia humanoid_penis hyper hyper_balls hyper_belly hyper_genitalia hyper_muscles hyper_penis jethro_(azzul) legless looking_at_another male mammal monochrome muscle_growth musclegut muscular naga navel nude penis pinscher reptile sachiel_666 saliva scalie serpentine size_difference smile snake vein veiny_penis|5053585192