Rule 34 Dev - 4_toes 5_fingers animal_genitalia animal_penis anthro athletic balls black_nose canine_genitalia canine_penis eyebrows eyelashes feet fingers genitals knot male male_anthro masturbation nude open_mouth penile penile_masturbation penis sitting solo teeth toes tongue kaerufrog 1dog canid canine canis domestic_dog german_shepherd herding_dog mammal pastoral_dog 2020 digital_media_(artwork)|10605472185