Search for: [References = "121. THOMAS J.W., ANDERSON R.G., MASER C., BULL E.L., 1979. Snags \[in\:\] J.W. Thomas \(ed.\), Wildlife habitats in managed forests\: the Blue Mountains of Oregon and Washington, Agricultural Handbook, no. 553, Portland\: USDA Forest Service, Pacific Northwest Forest and Range Experiment Station, pp. 60\-77."]

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