Swainson's thrush

== English == === Noun === Swainson's thrush (plural Swainson's thrushes) Catharus ustulatus, a medium-sized thrush of North America. Synonyms: olive-backed thrush, russet-backed thrush ==== Translations ==== === References === Swainson's thrush on Wikipedia.Wikipedia Catharus ustulatus on Wikispecies.Wikispecies Category:Catharus ustulatus on Wikimedia Commons.Wikimedia Commons