McClelland, B. R. 1979. The pileated woodpecker in forests of the northern Rocky Mountians. Pages 283-99 in J. G. Dickson, R. N. Conner, R. R. Fleet, J. A. Jackson And J. C. Kroll (editors). The Role of Insectivorous birds in forest Ecosystems. Academic P

• Dryocopus