1902 20th_century ambiguous_gender american_redstart american_yellow_warbler ancient_art avian beak biological_illustration bird black_body black_feathers blackburnian_warbler branch canada_warbler english_text feathers feral group hi_res hooded_warbler kentucky_warbler male multicolored_body multicolored_feathers new_world_warbler on_branch open_beak open_mouth orange_body orange_feathers oscine painting_(artwork) passerine scientific_name species_name technical_illustration text the_new_international_encyclopedia townsend's_warbler unknown_artist warbler white_body white_feathers yellow_body yellow_feathers
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