Aves > Passeriformes > Vireonidae > Vireo > Vireo swainsoni

species: Vireo swainsoni (Western Warbling-Vireo, Viréo de Swainson)

Compare AOU treatments of Vireo swainsoni, in Avibase (1886 to present).

Search for Vireo swainsoni at Cornell Birds of the World.

Annotation: Formerly considered conspecific with Vireo gilvus.