Rule 34 Dev - anthro balls big_balls big_penis brown_body brown_fur eyebrows foreskin fur genitals glans half-erect humanoid_genitalia humanoid_penis male muscular muscular_anthro muscular_male navel nude pecs penis pose red_nose sitting solo thick_penis fleshformomo canid canine canis domestic_dog mammal 2023 digital_media_(artwork) hi_res pinup|17732025115