Certhidea fusca cinerascens Grey Warbler Finch ID: 6666 6666 1110 0023 [detail] Robert I. Bowman © 2010 California Academy of Sciences	Certhidea fusca cinerascens Grey Warbler Finch ID: 6666 6666 1110 0063 [detail] Robert I. Bowman © 2010 California Academy of Sciences	Gerygone igata Grey Warbler ID: 0000 0000 0718 1768 [detail] © 2018 Simon J. Tonge	Setophaga nigrescens Black-throated Grey Warbler ID: 0000 0000 0406 1100 [detail] © Sam Stewart 2006
Setophaga nigrescens Black-throated Grey Warbler (shown with Vermivora ruficapilla ridgwayi) ID: 0000 3333 1721 1658 [detail] © Museum of Vertebrate Zoology, University of California, Berkeley	Setophaga nigrescens Black-throated Grey Warbler (shown with Vermivora ruficapilla ridgwayi) ID: 0000 3333 2431 3014 [detail] © Museum of Vertebrate Zoology, University of California, Berkeley

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