Reproduced by courtesy of Charles Scribner's Sons from Ernest Thompson Seton's "Life-Histories of Northern Animals." Copyrighted 1909 in the United States, by Ernest Thompson Seton.
MAP 7.-RANGE OF THE AMERICAN BEAVER IN CANADA
Castor Canadensis Kuhl, 3 races.
Founded chiefly on records by S. Hearne, J. Richardson, L. H. Morgan, Audubon and Bachman, R. Bell, D. G. Elliot, H. Y. Hind, S. N. Rhoads, J. Fannin, E. W. Nelson, O. Bangs, E. A. Mearns, E. A. Preble, V. Bailey, F. M. Chapman and E. T. Seton.
This map must be considered provisional and diagrammatic; the north boundary only is well established.