Species: Dendroica nigrescens

Black-throated Gray Warbler

Species

Birds

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Terrestrial vertebrates: birds

Encyclopedia of Puget Sound

Classification

Kingdom

Animalia

Phylum

Craniata

Class

Aves

Order

Passeriformes

Family

Parulidae

Genus

Dendroica

NatureServe

Source:
ELEMENT_GLOBAL.2.106342

Classification

Other Global Common Names

Chipe Negrogris - Paruline grise

Informal Taxonomy

Animals, Vertebrates - Birds - Perching Birds

Formal Taxonomy

Animalia - Craniata - Aves - Passeriformes - Parulidae - Dendroica

Ecology and Life History

Short General Description

A small bird (wood warbler).

Migration

false - false - true - Winters north of the Isthmus; from California lowlands and southern Arizona through western and central Mexico, from southern Baja, southern Sonora and Coahuila south to Oaxaca (Dunn and Garrett 1997).

Non-migrant

false

Locally Migrant

false

Food Comments

Feeds mainly on insects (moths, butterflies, beetles, ants, etc.); may also eat leaf galls and a few spiders. Forages among leaves in bushes and trees. May forage high in trees or lower in trees and bushes. In southwestern Oregon and northwestern California use oak trees in spring for foraging on small green caterpillars (Bowles 1902).

Reproduction Comments

Clutch size is three to five (usually four). Incubation is done by female. Young are tended by both parents (Harrison 1978).

Ecology Comments

Seen singly or in pairs; may be seen in small groups while migrating.

Length

Weight

Conservation Status

NatureServe Global Status Rank

Global Status Last Reviewed

1996-12-03

Global Status Last Changed

1996-12-03

Other Status

LC - Least concern

Distribution

Conservation Status Map

Global Range

BREEDING: southwestern British Columbia, western Washington, central Oregon, southwestern Idaho, northern Utah, southwestern Wyoming, northwestern and central Colorado, south in mountains to Arizona, eastern and southern New Mexico, northern Baja California, and northeastern Sonora, Mexico (AOU 1983, Guzy and Lowther 1997). Centers of abundance based on BBS data are in eastern Utah, southeastern Arizona, the Sierra Nevada, northwestern California, western Oregon, western Washington, and southwestern British Columbia (Sauer et al. 1997). NON-BREEDING: primarily in Baja California Sur and Pacific Slope and interior of Snora, Durango, Zacatecas, and Coahuila south to central Oaxaca. In small numbers in California and along Gulf Coast of U.S. (Guzy and Lowther 1997).

ELEMENT_GLOBAL.2.106342