Rule 34 Dev - adolescent animal_genitalia animal_penis anthro blush blush_lines bodily_fluids canine_genitalia canine_penis clothing cum ejaculation genital_fluids genitals jockstrap knot male masturbation musk penile penile_masturbation penis sniffing sniffing_clothes sniffing_while_masturbating solo tail underwear underwear_sniffing young wolfblade jesse_collins border_collie canid canine canis collie domestic_dog herding_dog mammal pastoral_dog sheepdog hi_res|14955678115