species 810 observations
Gray Vireo
Vireo vicinior
Field notes
The gray vireo (Vireo vicinior) is a small North American passerine bird in the family Vireonidae, the vireos, greenlets, and shrike-babblers. It is found in the southwestern United States and northern Mexico.
Read more on WikipediaRange
Greener is more native, amber more introduced; paler is less certain. How this was decided