Rule 34 Dev - anthro ass avian bent_over big_ass bird blush bodily_fluids brother brothers brown_body brown_feathers cum cum_in_mouth cum_inside duo feathers fellatio furry genital_fluids genitals girly giro girokett hair incest male male/male motion_lines onomatopoeia oral owl penile penis ponytail sex siblings sitting sound_effects tail_feathers text yaoi yellow_sclera|912228