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by NATIONAL AUDUBON SOCIETY
by Walker, Judy Hille; Maceachern, Kim; Marchetti, Christopher
by Gerver, Robert K.; Sgroi, Richard; Carter, William K.; et al.
by Gerver, Robert K.
by Leighton, Douglas
by D. Jean Clandinin (University of Alberta); F. Michael Connelly (Univerisity of Toronto)
by Editor: William M. Samuel (Professor of Biological Sciences, University of Alberta, Canada); Editor: Margo J. Pybus (Specialist, Alberta National Resources Services, Fish and Wildlife, Canada); Editor: A. Alan Kocan (Professor, Dept of Veterinary
by Hensel, Chase
by Niehaus, Theodore F.
by H. Brian Dunford (Univ. of Alberta, Edmonton, Canada)
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