Warbling Vireo Images

Western Warbling-Vireo Images, Facts and Information:

*Used to be Warbling Vireo but was split in August 2025 to Eastern and Western Warbling-Vireos.

Vireo swainsoni used to be Vireo gilvus

  • Western Warbling-Vireos are small songbirds with gray to olive-gray upper parts, white to cream underparts and some may have sides washed with light yellow. They have dark brown eyes with white to light eyebrows and faint dark eye lines.
  • Western Warbling-Vireos are migratory and they have a wide breeding range.
  • The preferred habitats of Western Warbling-Vireos include open woodlands, riparian habitats, shades trees and isolated groves.
  • Western Warbling-Vireos consume spiders, insects and some berries.
  • Western Warbling-Vireos lay 3 to 5 eggs which hatch in about 12 days. Both sexes incubate and they are monogamous.
  • Western Warbling-Vireos were called Warbling Greenlets, Eastern Warbling Vireos, and Warbling Vireos in the past.
  • A group of vireos can be called a “call” of vireos.
  • Populations are in decline because of sprayed pesticides.
  • Western Warbling-Vireos can live to be 13 years of age or older.

I hope you enjoy my Western Warbling-Vireos photos.

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