Rule 34 Dev - anal anal_sex anthro anus balls bondage bondage bound canid canine canis clenched_teeth duo eye_contact genitals hands_tied hi_res holding_ankle holding_leg knot knotted_penis legs_up looking_at_another male male/male mammal mustelid otter pawpads penetration penis restraints rope rope_bondage side_view smile teeth ventkazemaru wolf|12287809056