Download e-book for iPad: Caribou Herds of Northwest Alaska, 1850-2000 by Ernest S. Burch Jr.

By Ernest S. Burch Jr.

ISBN-10: 160223180X

ISBN-13: 9781602231801

In his ultimate, significant book Ernest S. “Tiger” Burch Jr. reconstructs the distribution of caribou herds in northwest Alaska utilizing information and knowledge from learn carried out during the last numerous a long time in addition to assets that predate western technology through a couple of hundred years. also, he explores human and average components that contributed to the loss of life and restoration of caribou and reindeer populations in this time. Burch presents an exhaustive record of released and unpublished literature and interviews that may intrigue laymen and specialists alike. The unflinching overview of the jobs that people and wolves performed within the dynamics of caribou and reindeer herds will unquestionably strike a nerve. Supplemental essays ahead of and after the incomplete paintings upload context in regards to the writer, the undertaking of the e-book, and the significance of either.

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The core of the calving area, where the probability of at least some calves being born every year is highest, is the “concentrated” calving area. Caribou The calving area acts in a general way as a magnet to parturient cows, drawing them back from their wintering areas every spring. Some kind of homing mechanism seems to be involved here; cows who spend the winter in an area they have never visited before head unerringly in the direction of their birthplace when calving time approaches (Gunn 2008: 202; Valkenburg 2008).

The animals in bands, companies, and masses can be relatively dispersed or relatively concentrated, and range from relatively stationary to highly mobile. A concentrated mobile mass of caribou often forms a stream, by which I mean an elongated mass that is perhaps ten to twenty animals wide, and sometimes many miles long, flowing rapidly over the landscape. Caribou also often arrange themselves in “lines,” by which I mean that they are traveling single file or perhaps two or three abreast. They do this frequently when moving between winter and summer ranges, and when traveling over terrain where the footing is precarious.

It also includes small portions of the Yukon and Northwest Territories in Canada. 2. Vagility (from Latin vagus—wandering)—the ability or tendency of an organism or a species to move about or disperse in a given environment—Eds. 3. Such references are almost always made with reference to the Western Arctic herd, which is the one most often discussed from a historical perspective. 4. Burch did not clearly accept or reject the two hypotheses, or the two corollaries to his Hypothesis 1, outlined in the introduction, in chapters 4 and 5, where most of the material relevant to them was presented.

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Caribou Herds of Northwest Alaska, 1850-2000 by Ernest S. Burch Jr.

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