Vireos, Shrike-Babblers, and Erpornis

Range

Greener is more native, amber more introduced; paler is less certain. How this was decided

• Red-eyed Vireo Vireo olivaceus 42,924 observations
• White-eyed Vireo Vireo griseus 26,436 observations
• Blue-headed Vireo Vireo solitarius 19,387 observations
• Eastern Warbling Vireo Vireo gilvus 15,222 observations
• Western Warbling Vireo Vireo swainsoni 11,227 observations
• Hutton's Vireo Vireo huttoni 9,371 observations
• Yellow-throated Vireo Vireo flavifrons 9,145 observations
• Bell's Vireo Vireo bellii 6,657 observations
• Philadelphia Vireo Vireo philadelphicus 5,789 observations
• Cassin's Vireo Vireo cassinii 4,173 observations
• Plumbeous Vireo Vireo plumbeus 3,613 observations
• Yellow-green Vireo Vireo flavoviridis 3,360 observations
• Black-capped Vireo Vireo atricapilla 1,984 observations
• Black-whiskered Vireo Vireo altiloquus 1,231 observations
• Gray Vireo Vireo vicinior 810 observations