Rule 34 Dev - 4:3 accipitrid accipitriform all_fours amos anal anal_sex anthro avian bearded_vulture bindings bird bodily_fluids canid canine choose_your_own_adventure collar construct cum doggy_style drmax duo from_behind_position gavin_stien genital_fluids hyaenid hybrid knot knotting leash male male/male mammal old_world_vulture penetration pinned sex story story_in_description vulture|4175451024