chrysoptera:
"Black" Brant (Branta bernicla nigricans) - Pennsylvania
chrysoptera:
"Black" Brant (Branta bernicla nigricans) - Pennsylvania
chrysoptera:
Brant - Pennsylvania
chrysoptera:
Cackling Goose
chrysoptera:
Royal Tern - Pennsylvania
chrysoptera:
American Woodcock
chrysoptera:
Red-necked Phalarope (juvenile) - Pennsylvania
chrysoptera:
Calliope Hummingbird - Pennsylvania
chrysoptera:
Olive-sided Flycatcher
chrysoptera:
Pacific-slope Flycatcher (Empidonax difficilis) - Pennsylvania
chrysoptera:
Pacific-slope Flycatcher (Empidonax difficilis) - Pennsylvania
chrysoptera:
Pacific-slope Flycatcher (Empidonax difficilis) - Pennsylvania
chrysoptera:
Philadelphia Vireo
chrysoptera:
Cave Swallow - Pennsylvania
chrysoptera:
Cave Swallow - Pennsylvania
chrysoptera:
Cave Swallow - Pennsylvania
chrysoptera:
Mountain Bluebird (Sialia currucoides) male - Pennsylvania
chrysoptera:
Black-throated Green Warbler - Pennsylvania
chrysoptera:
Common Yellowthroat
chrysoptera:
Clay-colored Sparrow
chrysoptera:
White-crowned Sparrow
chrysoptera:
"Gambel's" White-crowned Sparrow - Pennsylvania
chrysoptera:
"Gambel's" White-crowned Sparrow - Pennsylvania
chrysoptera:
White-throated Sparrow x Dark-eyed Junco - Pennsylvania
chrysoptera:
White-throated Sparrow x Dark-eyed Junco - Pennsylvania
chrysoptera:
White-throated Sparrow x Dark-eyed Junco - Pennsylvania
chrysoptera:
Saltmarsh Sparrow - Pennsylvania
chrysoptera:
Saltmarsh Sparrow - Pennsylvania
chrysoptera:
Saltmarsh Sparrow - Pennsylvania
chrysoptera:
Saltmarsh Sparrow - Pennsylvania
