ITIS Standard Report Page: Polioptila caerulea
… Polioptila caerulea obscura … Reference for: Polioptila caerulea … Chief, Bird Section, U.S.G.S. – B.R.D. – P.W.R.C. Reference for: Polioptila caerulea
www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=179853&source
Finding Aid for the Donald Ryder Dickey Photographic Collection 1908 …
Polioptila caerulea obscura (Gnatcatcher, Western). 5/11/1920 . 4×5" glass plate Bird on nest. Photographed by A. van Rossem. Palmdale, Los Angeles Co., California; see also:
content.cdlib.org/view?docId=kt867nd59w&chunk.id=c02-1.2.11.2.122&brand=oac
The Sibley Guide to Birds – Subspecies – Kinglets to Warblers
… illustrated or mentioned in The Sibley Guide to Birds … Blue-gray Gnatcatcher Polioptila caerulea Eastern P. c. caerulea Western P.c. obscura
www.sibleyguides.com/kinglets_warblers.htm
Texas Birds during FONT Birding & Nature Tours
Texas Birds during FONT Birding & Nature Tours (including those in nearby New … Polioptila caerulea obscura; Black-tailed Gnatcatcher _____ w Polioptila m. melanura
www.focusonnature.com/BirdListAllTexasFONTTours.htm
WINGS Birding Tours to Mexico: Baja California’s Cape Region – Bird …
Baja California’s Cape Region – Bird List. WINGS is a worldwide birding tour … Blue-gray Gnatcatcher: 1: Polioptila caerulea obscura: California Gnatcatcher: 1: Polioptila californica
wingsbirds.com/birdLists/birdlist/211
Species of Birds Recorded in San Diego County
The San Diego Natural History Museum’s Department of Birds and Mammals conducts … BR: Blue-gray Gnatcatcher: Polioptila caerulea obscura ** BR: California Gnatcatcher: Polioptila californica …
www.sdnhm.org/research/birds/sdbirds.html
Texas Birds during FONT Tours
Following the bird-list is a list of mammals, other wildlife, and some … Polioptila caerulea obscura; Black-tailed Gnatcatcher _____ tx Polioptila m. melanura; Western Bluebird …
www.focusonnature.com/BirdListTX&NM.htm
Breeding Birds
Breeding Birds of Santa Cruz Island … Rufous-crowned Sparrow (Aimophila ruficeps obscura) Song … Turdus migratorius) Blue-gray Gnatcatcher (Polioptila caerulea) Hutton …
santacruz.ucnrs.org/Birds%20List.html
WINGS Birding Tours to Colorado: Birds and Butterflies – Bird List
Birds and Butterflies – Bird List. WINGS is a worldwide birding tour company … 4: Blue-gray Gnatcatcher: 2: 2: Polioptila caerulea obscura: 4: Western Bluebird: 2: 5: Y: Sialia mexicana
wingsbirds.com/birdLists/birdlist/106
Bird Life List
Field photography and field notes mostly herpetological and birds in nature, life lists … White-faced Heron – Egretta novaehollandiae Little Blue Heron – Egretta caerulea
www.herpindiego.com/birdlifelist.html