What is it about?
I investigated the types and size of trees used by White-headed Woodpeckers for feeding on sap in ponderosa pine forests of Washington, USA.
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Why is it important?
This research broadens our understanding of how White-headed Woodpeckers used managed ponderosa pine forests.
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This page is a summary of: Characteristics of Trees Used by White-Headed Woodpeckers for Sap Feeding in Washington, Northwestern Naturalist, March 2010, Northwestern Naturalist,
DOI: 10.1898/nwn08-53.1.
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