Positive evidence of predator-prey relations between the western goshawk and Abert squirrel is presented. It is suggested that the goshawk might serve as a regulatory mechanism for stabilizing fluctuating populations of the Abert squirrel, regarded as both game animal and forest pest, until hunting interest becomes sufficient to achieve regulation.
Document Type: Journal Article
Rocky Mountain Forest and Range Expt. Sta., Forest Service, U.S. Dept. Agric., Tempe, Ariz.
Publication date: November 1, 1963
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