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;[[:Category:Sphyrapicus|Sphyrapicus]] thyroideus | ;[[:Category:Sphyrapicus|Sphyrapicus]] thyroideus | ||
| − | [[Image:117506-1005wisa163.jpg|thumb|400px|right|Photo jvhigbee<br /> | + | [[Image:117506-1005wisa163.jpg|thumb|400px|right|'''Male'''. Photo jvhigbee<br />Locaiton: [[Washington]], [[USA]].]] |
==Identification== | ==Identification== | ||
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==Habitat== | ==Habitat== | ||
Open forested areas, including conifers. | Open forested areas, including conifers. | ||
| − | [[Image:44056Williamson s Sapsucker 3-17-07 017 c2re.jpg|thumb|400px|right|Photo by SesG<br /> | + | [[Image:44056Williamson s Sapsucker 3-17-07 017 c2re.jpg|thumb|400px|right|'''Female.''' Photo by SesG<br />Location: southwest [[Utah]], [[USA]].]] |
==Behaviour== | ==Behaviour== | ||
* '''Breeding:''' They excavate a new nesting cavity each year, sometimes reusing the same tree. | * '''Breeding:''' They excavate a new nesting cavity each year, sometimes reusing the same tree. | ||
Revision as of 16:58, 1 January 2010
- Sphyrapicus thyroideus
Identification
Iridescent black head, back, sides and tail, white stripe behind the eye and a lower white stripe across each side of the head, red chin, bright yellow belly, black wings with large white patches. The female is completely different - black, pale yellow breast, brownish head with black streaking and fine barring on the back, breast and sides.
Distribution
Western North America, from southern British Columbia, Washington, and western Montana south to southern California, Arizona, and New Mexico. Uncommon in coastal areas.
Taxonomy
Two subspecies are recognized:[1]
- S.t. thyroideus - southern British Columbia mountains to northern Baja; winters to northern Mexico
- S.t. nataliae - southeastern British Columbia to the Rocky Mountains and Great Basin ranges of the USA.
Habitat
Open forested areas, including conifers.
Behaviour
- Breeding: They excavate a new nesting cavity each year, sometimes reusing the same tree.
- Diet: Includes sap, mainly from conifers; insects are the main food source during the nesting season; berries are eaten outside of the breeding period.
References
- Clements, JF. 2008. The Clements Checklist of Birds of the World. 6th ed., with updates to December 2008. Ithaca: Cornell Univ. Press. ISBN 978-0801445019.
Recommended Citation
- BirdForum Opus contributors. (2024) Williamson's Sapsucker. In: BirdForum, the forum for wild birds and birding. Retrieved 19 April 2024 from https://www.birdforum.net/opus/Williamson%27s_Sapsucker
