Stenglein J.L., L.P. Waits, D.E. Ausband, P. Zager, and C. Mack. 2011. Estimating gray wolf pack size and family relationships using noninvasive genetic sampling at rendezvous sites. Journal of Mammalogy. 92:784-795. DOI: 10.1644/10-MAMM-A-200.1
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