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BGGNBlue-Gray Gnatcatcher (bird species Polioptila caerulea)
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Blue-gray Gnatcatcher (Polioptila caerulea), The Birds of North America Online, A.
Nest-site selection and renesting in the blue-gray gnatcatcher (Polioptila caerulea).
The field sparrow (Spizella pusilla) was significantly more abundant in impacted forest, and the blue-gray gnatcatcher (Polioptila caerulea) had almost equal abundance in both types of forests, but was not detected in the grassland.
but seven (Turkey Vulture, House Wren, Blue-gray Gnatcatcher, Gray Catbird, Yellow-rumped Warbler, Palm Warbler, and Common Yellowthroat).
For species of Neotropical migrants with >10 captures (n = 10), eight species were captured significantly more often in arroyos (Table 1) and two species (Brewer's sparrow and blue-gray gnatcatcher; P = 0.300 and 0.380, respectively) were captured in similar numbers in the two habitats.
The results of our study at Wolf Ridge indicate that wind turbines may have positive implications for particular passerine species, such as the Blue-gray Gnatcatcher, that are susceptible to brood parasitism by Brown-headed Cowbirds.
The behavior and reproductive success of the blue-gray gnatcatcher. Condor 71:16-31.
Best bets: The dry chaparral habitat on the southeast side of Mount Pisgah attracts species that are unusual in this area, including blue-gray gnatcatcher and California towhee.
Ash loss will reduce overall forest cover and some bird species may prefer to nest in ash (we found several Blue-gray Gnatcatcher nests in green ash).
The species infected were a great blue heron (Ardea herodias), 2 American crows (Corvus brachyrhyncos), 2 American robins (Turdus migratorius), 2 mourning doves (Zenaida macroura), a red-tailed hawk (Buteo jamaicensis), a blue-gray gnatcatcher (Polioptila caerulea), a northern mockingbird (Mimus polyglottos), a house finch (Carpodacus mexicanus), and a northern cardinal (Cardinalis cardinalis).
These included Northern Cardinal, American Goldfinch, Tufted Titmouse, Eastern Towhee, Blue-gray Gnatcatcher, Common Grackle, and Black-capped Chickadee.