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  1. Population structure and biomass of some common snakes in Central North America / by Henry S. Fitch.
    By: Fitch, Henry Sheldon,
    Publication info: Lawrence, Kan. :Natural History Museum, University of Kansas,[2000]
    Contributed by: Harvard University, MCZ, Ernst Mayr Library
    Subjects: Animal populations  Copperhead  Crotalus  Elaphe  Home range  Kansas  Lampropeltis  Oklahoma  Rattlesnakes  Size  Snakes  
    BHL Collections: Ernst Mayr Library of the MCZ, Harvard University
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  2. A reconnaissance of crayfish populations in western Montana /
    By: Sheldon, Andrew L. - Montana. - University of Montana (Missoula, Mont.).
    Publication info: Helena, Mont. :Montana Dept. of Fish, Wildlife, and Parks,1989
    Contributed by: Montana State Library (archive.org)
    Subjects: Age determination  Aquatic resources  Crayfish  Geographical distribution  Management  Montana  Sexing  Size  
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