Rule 34 Dev - ai_generated anus backsack balls blush blush_lines brown_eyes canid canine canis domestic_dog ear_tuft facial_tuft feral fur genitals golden_retriever handjob human human_on_feral knot penis precum precum_drip tail tail_tuft tan_body tan_fur tan_skin testicles tongue tongue_out vein veins veins_on_dick veiny_penis veterinarian zoophilia|12518372248