Comparative breeding behavior of four species of North American herons Meyerriecks, Andrew J creator text book Cambridge, Mass Nuttall Ornithological Club 1960 1960
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ENG "Part of a doctoral dissertation presented to the faculty of the Biological Laboratories, Harvard University, in partial fulfillment of the requirements for the degree of doctor of philosophy, May 1958." Behavior Birds Herons QL696.C52 M53 1960 Publications of the Nuttall Ornithological Club, no. 2 https://www.biodiversitylibrary.org/bibliography/155228 1260510 60039320 10.5962/bhl.title.155228