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L. David Mech Audiobooks
Ecological Studies of the Timber Wolf in Northeastern Minnesota
by Louis Daniel Frenzel , P. D. Karns , L. David Mech , Robert R. Ream , John W. Winship
An Experimental Translocation of the Eastern Timber Wolf
by Richard A. Hook , L. David Mech , William Laughlin Robinson , Thomas F. Weise