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Western Arctic Caribou Herd. Also known as WACH, this herd is one of the largest in Alaska, extending from Wainwright to Kotlik, and they migrate yearly along the Arctic Ocean to their calving ...
The Porcupine caribou is a herd or ecotype of the mainland barren-ground caribou (Rangifer arcticus arcticus, syn. R. tarandus groenlandicus [1]), the subspecies of the reindeer or caribou found in Alaska, United States, and Yukon and the Northwest Territories, Canada.
The Porcupine Caribou herd (PCH)—formerly R. ogilviensis, [22] now considered a herd of barren-ground caribou, R. t. groenlandicus [16] —in northwest Canada and northeast Alaska migrate 1,500 miles (2,400 km) annually from their winter range in the boreal forests of Alaska and Yukon northwest Canada over the mountains boreal forests to ...
The barren-ground caribou (Rangifer tarandus groenlandicus; but subject to a recent taxonomic revision) is a subspecies of the reindeer (or the caribou in North America) that is found in the Canadian territories of Nunavut and the Northwest Territories, in northern Alaska and in south-western Greenland.
The arctic tundra often lacks sunshine. Summer days last 24 hours, yet the sun remains low on the horizon. During the winter, the opposite occurs, and the entire landscape is dark.
Large herds will migrate up to 400 miles between the summer and winter months. Caribou have large antlers as well as large concave hoofs. Their wide feet act as paddles when they swim.
Alaska's polar bear populations are concentrated along its Arctic coastlines. In the winter, they are most common in the Kuskokwim Delta, St. Matthew Island, and at the southernmost portion of St. Lawrence Island. During the summer months, they migrate to the coastlines of the Arctic Ocean and the Chukchi Sea. [10]
A herd of reindeer (caribou) and a herd of muskoxen share the same territory at Alaska’s Large Animal Research Station. The year-round facility opened in 1976 as part of the University of Alaska ...