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Yellow-rumped Warbler, Weld County, Colorado, 10/06. |
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Yellow-rumped Warbler, Myrtle form, Huerfano County, Colorado, 5/05. |
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Yellow-rumped Warbler, Myrtle form (female?), S. Padre Island, Texas,
3/05. |
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Yellow-rumped Warbler, Myrtle Form (note white throat),
Walden Ponds, Boulder, Colorado, 5/03. |
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Yellow-rumped Warbler, Audubon's Form, Walden Ponds,
Boulder, Colorado, 5/03. I wonder why they call these Yellow-rumped Warblers?
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Yellow-rumped Warbler, Audubon's Form, Dowdy Draw, Boulder
County, Colorado. |
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Yellow-rumped Warbler, Audubon's Form, Rocky Mountain
Bird Observatory's Chico Basin Ranch Banding Station, El Paso County,
Colorado, 5/12/02. |
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Female Yellow-rumped Warblers, Audubon's (left) and Myrtle
(right) Forms, Rocky Mountain Bird Observatory's Chico Basin Ranch Banding
Station, El Paso County, Colorado, 5/12/02. Note the difference in crown,
throat and breast colors. |
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Female Yellow-rumped Warblers, Audubon's (right) and
Myrtle (left) Forms, Rocky Mountain Bird Observatory's Chico Basin Ranch
Banding Station, El Paso County, Colorado, 5/12/02. |
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Female Yellow-rumped Warblers, Audubon's (left) and Myrtle
(right) Forms, Rocky Mountain Bird Observatory's Chico Basin Ranch Banding
Station, El Paso County, Colorado, 5/12/02. |