Raccoon 147 
Bergtold, W. H, 1925. Unusual nesting of a raccoon. Jour. Mammal. 
-6(4):280-1, . : 
tt : 
Bierens De Haan, J. 4. 1932. Uber das sogenannte "Yaschen" des 
Waschbéren (Procyon lotor), nebst einigen Bemerkungen uber die 
Formen und die Bedeutung der tierischen Spiele. Biol, Zentbl. 
52(6) :329-43. 
Bissonnette, T. E., and A. G. Csech. 1937. Modification of mam- 
malian sexual cycles, VII. Fertile matings of raccoons in 
December instead of February induced by increasing daily periods 
of light. Roy. Soc. London Proc., ser. B., no. 827, 122:246-54, 
Bissonnette, T. H., and A. G. Csech. 1938. Sexual photoperiodicity 
of raccoons on low protein diet and second litters in the same 
breeding season. Jour. Mammal. 19(3):542-8, Illus. 
Bissonnette, T. H., and A. G.’Csech, 1939, A third year of modified 
breeding behavior with raccoons, Ecol. 20(2):156-62. 
Canada Department of the Interior. (No datc.) The raccoon as a 
Canadian fur resource, Can, Dept. Int. Nat. Develop. Bur. Bul, 
6 pp. (Mimeorraphed,) 
Elder, J. H., and H. W. Nissen. 1935. Delayed alternation in 
raccoons. Jour. Compar. Psych. 16(1):117-35. 
Giles, L. W. 1959. Fall food habits of the raccoon in central 
Iowa. Jour. Mammal. 20(1):68~70. 
Giles, L. W. 1940. Food habits of the raccoon in eastern Iowa. 
Jour. “iildlife Mgt. 4(4):375-82, 
Hamilton, Ww. J., Jr. 1936. The food and breeding habits of the 
raccoon, Ohio Jour. Sci. 36(3):131-40, Illus. 
Kennedy, A. H. 1935, Cytology of the blood of formal mink and 
raccoon, III, Morphology and numbers of the blood elements in 
raccoon, Can. Jour. Res. 12(4):495-507. ‘Illus. 
Kuechler, 0., comp. (1924.) 'Cooning with 'cooners. Hunter- 
Trader-Trapper Co., Columbus, 0, 217 pp., illus, 
Millard, C. 1939. Raccoon experiment. Viis, Cons. Bul. 4(3):28-9. 
Li1us. 
Pichot, P. A. .1916. Animaux & fourrures. Le raton, Soc. Natl. a! 
Acclim, de France Bul. 63:67-72. Illus. 
Rutledge, A, 1921. Vendettas of the marsh. Outlook 127:379-82, 
Shiras, G., III. 1911. A flashlight story of an albino porcupine 
and of a cunning but unfortunate coon, Natl. Geog. Mag. 
22(6) :572-96. 
