Rule 34 Dev - abs anthro balls erection fur genitals grey_body grey_fur hair male muscular muscular_male nipples nude nude_modelling penis solo puffer_puff beastars jack_(beastars) legoshi_(beastars) bird_dog canid canine canis domestic_dog hunting_dog labrador mammal retriever wolf absurd_res digital_media_(artwork) hi_res|19347555920