CLINES IN PUPPING SEASON OF HARBOUR SEAL PHOCA VITULINA

[1] ALLEN GM, 1942, NEW ENGLAND NATURALI, V15, P38

[2] BARABASE-NIKIFOROV I., 1938, JOUR MAMMAL, V19, P423, DOI 10.2307/1374226

[3] BELKIN AN, 1964, DOKL AKAD NAUK SSSR+, V158, P1217

[4] BIGG MA, 1966, THESIS U BRITISH COL

[5] BISHOP RH, 1968, THESIS U ALASKA

[6] Doutt J. Kenneth, 1942, ANN CARNEGIE MM, V29, P61

[7] ENDERS AC, 1963, DELAYED IMPLANTAT ED, P99

[8] DELAYED IMPLANTATION IN THE HARBOUR SEAL, PHOCA-VITULINA L [J]. NATURE, 1954, 173 (4410) : 879 - 880

[9] FISHER HD, 1952, B FISH RES BD CANADA, V93

[10] HARRISON R. J., 1952, TRANS ZOOL SOC LONDON, V27, P437

[1] ALLEN GM, 1942, NEW ENGLAND NATURALI, V15, P38

[2] BARABASE-NIKIFOROV I., 1938, JOUR MAMMAL, V19, P423, DOI 10.2307/1374226

[3] BELKIN AN, 1964, DOKL AKAD NAUK SSSR+, V158, P1217

[4] BIGG MA, 1966, THESIS U BRITISH COL

[5] BISHOP RH, 1968, THESIS U ALASKA

[6] Doutt J. Kenneth, 1942, ANN CARNEGIE MM, V29, P61

[7] ENDERS AC, 1963, DELAYED IMPLANTAT ED, P99

[8] DELAYED IMPLANTATION IN THE HARBOUR SEAL, PHOCA-VITULINA L [J]. NATURE, 1954, 173 (4410) : 879 - 880

[9] FISHER HD, 1952, B FISH RES BD CANADA, V93

[10] HARRISON R. J., 1952, TRANS ZOOL SOC LONDON, V27, P437