Research Catalog

  • Premigrational movements and behavior of young mallards and wood ducks in north-central Minnesota / by Ronald E. Kirby, Lewis M. Cowardin, John R. Tester.

    • Text
    • Washington, D.C. : U.S. Dept. of the Interior, Fish and Wildlife Service ; Springfield, VA : National Technical Information Service [distributor], 1989.
    • 1989

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