Robert Epstein: Yellow-green Vireo 2
Robert Epstein: Thick-billed Vireo 20
Robert Epstein: Hutton's Vireo 3
Robert Epstein: Bell's Vireo
Robert Epstein: Bell's Vireo
Robert Epstein: Bell's Vireo 4
Robert Epstein: Bell's Vireo
Robert Epstein: White-eyed Vireo
Robert Epstein: 100123_White-eyed Vireo_002s
Robert Epstein: 100123_White-eyed Vireo_001s
Robert Epstein: White-eyed Vireo 4
Robert Epstein: White-eyed Vireo 10
Robert Epstein: White-eyed Vireo 13
Robert Epstein: Philly Vireo
Robert Epstein: Blue-headed Vireo
Robert Epstein: Blue-headed Vireo 1
Robert Epstein: Blue-headed Vireo 22
Robert Epstein: Blue-headed Vireo 3
Robert Epstein: Blue-headed Vireo 1
Robert Epstein: Blue-headed Vireo 27
Robert Epstein: Blue-headed Vireo 22
Robert Epstein: Blue-headed Vireo 6
Robert Epstein: Blue-headed Vireo 4
Robert Epstein: Cassin's Vireo 13
Robert Epstein: Plumbeous Vireo 5
Robert Epstein: 090509_Warbling Vireo_002s
Robert Epstein: Warbling Vireo
Robert Epstein: Black-whiskered Vireo 3
Robert Epstein: Scrub Greenlet_130415_2