Rule 34 Dev - 2012 accipitrid accipitriform anthro anthro_on_feral avian beak bestiality better_version_at_source bird blue_body blue_feathers brown_body brown_feathers duo eyes_closed feathers female feral genitals happy happy_sex hirundinid interspecies lying male male/female on_back oscine passerine penetration penis roz_gibson sex simple_background spread_wings swallow_(bird) white_body white_feathers wings|4027777424