@mastersthesis {4780, title = {Investigation on Perception and Behavior of the American Black Bear (Ursus americanus)}, year = {1973}, note = {Illustrations}, month = {June}, school = {The University of Tennessee}, type = {PhD in Philosophy}, address = {Knoxville, Tennessee}, keywords = {Black bears, Black bears -- Food, Black bears -- Habitat}, url = {http://trace.tennessee.edu/utk_graddiss/1611/}, author = {Bacon, Ellis Sutton} }