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  1. Breeding-bird populations in the jack pine and mixed jack pine/deciduous stands in central Ontario /
    By: James, Ross, - Peck, Mark K. (Mark Kelday), - Royal Ontario Museum.
    Publication info: Toronto :Royal Ontario Museum,c1995.
    Holding Institution: Royal Ontario Museum (
    Subjects: Bird populations  Birds  Ecology  Forest birds  Forest management  Jack pine  Ontario  
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  2. Cavity-nesting birds of Arizona and New Mexico forests /
    By: Scott, Virgil E. - Patton, David R.
    Publication info: Fort Collins, Colo. :Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture,1975.
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Arizona  Birds  Eggs  Forest birds  New Mexico  
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