abstract_backgroundambiguous_genderanthroavianavian_feetbirdbirdie_(canadabirdie)birdpathyblack-capped_chickadeeblushchickadeedeep_kissduogreat_grey_shrikeheart_symbolhi_resholding_butthugmalemale/ambiguousmale_(lore)motion_linesoscinepasserineshellsistshrikesize_differencesteam_cloudstit_(bird)winged_armswings