Rule 34 Dev - 2020 animal_genitalia animal_penis ass_up balls black_bars black_nose blush brown_body brown_fur canid canine canine_penis canis digital_media_(artwork) domestic_dog feral fur genitals german_shepherd handjob herding_dog hi_res knot male male_only mammal pastoral_dog penile penis sex shuryashish teeth|4055750896