. L'American natural history ; une base de connaissances utiles de les animaux supérieurs de l'Amérique du Nord. L'histoire naturelle. 48 OEDEES DE MAMMIFÈRES, LES PHOQUES ET LES LIONS DE MER s'exterminer toute espèce d'animaux, n'importe comment de nombreux. La carte ci-jointe illustre graphiquement la remarquable des habitudes du troupeau de phoques à fourrure Pribilof après la clôture de la saison de reproduction, et au cours de la rigueur des et la peur-. La migration d'hiver annuel OP La fourrure de l'entendre, que les hivers venteux pleinement chaque année rendre la vie sur le joint à une tâche difficile. La poUtical et commercial de l'importance

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. The American natural history; a foundation of useful knowledge of the higher animals of North America. Natural history. 48 OEDEES OF MAMMALS—SEALS AND SEA-LIONS will exterminate any species of animal, no matter how numerous. The accompanying map graphically illustrates the remarkable sea-going habits of the Pribilof Fur Seal herd after the close of the breeding season, and during the intensely cold and fear-. ANNUAL WINTER MIGRATION OP THE FUR SEAL HEED, fully windy winters that annually render life on the Seal islands a serious task. The combined poUtical and commercial im- portance of the Fur Seal demands a brief summary of the most important fadts of its rise to favor, its decline, and finally its fall. The end, how- ever, is not yet; but it looms very near. REVIEW OF FUR SEAL HISTORY. For the past seventeen years, the Fur Seal has been to the United States, England and Canada a source of well-nigh constant anxiety, contention, and at times irritation. Inasmuch as the fate of that animal is still pending, it seems desirable to set forth the most important facts in its case, in' chronological order. The history of the Fur Seal since our acquisition of Alaska is divided into two periods, one of revenue, and one of contention. The Period of Revenue. 1867.—When Alaska became k United States possession, by purchase from Russia at a cost of $7, 200, 000, the fur of the Fur Seal was almost unknown to fashion, and outside of Russia was neither used nor particulafly desired. 1870.—The United States leased to the Alaska Coipmercial Company, for twenty years, the ex- clusive right to kill each year on the Pribilof Islands, 100, 000 young male Fur Seals, receiving therefor, annually, the sum of $317, 500. 1872.—The Alaska Commercial Company began to expend $100, 000 in cash, chiefly in London, in making the wearing of sealskin fashionable. This effort was entirely suc- cessful. 1873.—After a careful survey of the Pribilof Islands, and an elaborate com- putation of the

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