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Grace's Warbler - BirdForum Opus

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Photo by Stanley Jones
Coronado National Forest, Tucson, Arizona, USA, May, 2011
Setophaga graciae

Dendroica graciae

Identification

Ages/sexes differ slightly.
The female lacks the extensive black over the supercilium.

Similar Species

The face pattern is unlike any other species except the Yellow-throated Warbler; ranges differ, though. Grace's lacks the white patch on the side of the neck of the Yellow-throated Warbler.

Distribution

Southwest United States from southern Nevada, southern Utah, southern Colorado, Arizona, and New Mexico south to Nicaragua; The northern birds draw south in winter.

Taxonomy

Formerly placed in genus Dendroica.

Subspecies

There are 4 subspecies1:

  • S. g. decora - breeds pine ridges of Belize and lowlad pine savannahs of e. Honduras and ne. Nicaragua
  • S. g. graciae - breeds southwest United States and northern Mexico
  • S. g. remota - breeds in the highlands of s. Mexico south to n. Nicaragua
  • S. g. yaegeri - breeds Mexico from Durango and Sinaloa south to Jalisco

Habitat

Widespread in pine forests. Transitional Life Zone dominated by Ponderosa Pine with some Douglas Fir. Observed at heights around 2,438 m (8,000 ft) elevation.

Behaviour

Diet

Diet largely insectivorous.

Vocalisation

Call: A fairly hard chick or tchik.
Song: a rapid series of chips, often run into a faster ending, chi-chi chi-chi-chit chi-chi-chi-chi-chi-chu or chu-chu-chu-chu chichichichichichichi, etc.

Reference

  1. Clements, J. F., T. S. Schulenberg, M. J. Iliff, B.L. Sullivan, C. L. Wood, and D. Roberson. 2013. The eBird/Clements checklist of birds of the world: Version 6.8., with updates to August 2013. Downloaded from http://www.birds.cornell.edu/clementschecklist/download/
  2. Dunn, Jon; Garrett, Kimball. 1997. A Field Guide to Warblers of North America. Boston: Houghton Mifflin Company. ISBN 9780395783214
  3. Handbook of the Birds of the World Alive (retrieved May 2014)
  4. BF Member observations

Recommended Citation

External Links

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