By Alan Manson - Flickr: Cinnamon-breasted Warbler (Euryptila subcinnamomea), CC BY-SA 2.0, https://commons.wikimedia.org/w/index.php?curid=17310968
Sanger
Sources:
(*) https://en.wikipedia.org/wiki/Cinnamon-breasted_warbler(*) https://ebird.org/species/kopwar1
(*) https://search.macaulaylibrary.org/catalog?taxonCode=kopwar1