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General Description: Williamson's Sapsuckers (Sphyrapicus thyroideus) are sexually-dimorphic woodpeckers of the mountains. Males are black overall with a white rump patch, white in the wings, white stripes on the face, yellow on the belly, and a red patch on the throat. Females are brown overall with dark and light bars on the back, neck, and wings; and a white rump patch. |
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Favored Habitat: Mountain habitats with pine and fir trees.
Where to Find: Higher elevations on Mt. Charleston and in the Desert National Wildlife Range.
Comments: |
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The center of the back is essentially all black (compare with Hairy Woodpecker); also note white rump patch. |
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Typical view of a Williamson's Sapsucker: a bird peeking out from behind a tree trunk. |
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Male Williamson's Sapsucker. |
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Male Williamson's Sapsucker: showing off that yellow belly! |
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Male Williamson's Sapsucker. |
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Male Williamson's Sapsucker taking a bath in the outflow of a mountain spring. |
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Female Williamson's Sapsucker in typical habitat on Mt. Charleston. |
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Female Williamson's Sapsucker at the top of a dead tree. Notice the barred back and brownish color. |
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Female Williamson's Sapsucker at the top of her dead tree. |
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Female Williamson's Sapsucker on a lodgepole pine in Yosemite National Park. |
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Williamson's Sapsucker nest hole in a dead tree. |
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If you were a bark beetle, you'd better hope you never see this face! |