AGE AND SEX CRITERIA AND WEIGHTS OF CANADA GEESE

[1] ALPHERAKY S, 1905, GEESE EUROPE ASIA BE

[2] ASMUNDSON V. S., 1937, Poultry Science, V16, P194, DOI 10.3382/ps.0160194

[3] BALDWIN S. PRENTISS, 1938, AUK, V55, P416

[4] Becker George B., 1944, BIRD BANDING, V15, P45, DOI 10.2307/4509822

[5] Bennett, 1938, BLUE WINGED TEAL ITS

[6] BENOIT J, 1936, B BIOL FRANCE BELGIQ, V70, P488

[7] BENT AC, 1925, US NATION MUS B, V130

[8] BLANCHARD BARBARA D., 1941, UNIV CALIFORNIA PUBL ZOOL, V46, P1

[9] Brooks A., 1914, Condor Hollywood, V16, DOI 10.2307/1362242

[10] BRUETTE W, 1929, AM DUCK GOOSE BRANT

[1] ALPHERAKY S, 1905, GEESE EUROPE ASIA BE

[2] ASMUNDSON V. S., 1937, Poultry Science, V16, P194, DOI 10.3382/ps.0160194

[3] BALDWIN S. PRENTISS, 1938, AUK, V55, P416

[4] Becker George B., 1944, BIRD BANDING, V15, P45, DOI 10.2307/4509822

[5] Bennett, 1938, BLUE WINGED TEAL ITS

[6] BENOIT J, 1936, B BIOL FRANCE BELGIQ, V70, P488

[7] BENT AC, 1925, US NATION MUS B, V130

[8] BLANCHARD BARBARA D., 1941, UNIV CALIFORNIA PUBL ZOOL, V46, P1

[9] Brooks A., 1914, Condor Hollywood, V16, DOI 10.2307/1362242

[10] BRUETTE W, 1929, AM DUCK GOOSE BRANT