| Caribou herd moving in file from left to right silhouetted against background of snow |
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Alaska, animals, animal behavior, antlers, ANWR, arctic ecosystem, backcountry, biology, Brooks Range, caribou, caribou range, circumpolar arctic, climate, climatic conditions, coastal plain, controversy, diversity, ecology, economic geography, energy reserve, environment, environmentalism, geography, habitat, herd animals, herds, June, life cycle, migration, migratory behavior, mountain, mountain range, moving, nature, North Slope, petroleum reserve, Porcupine caribou herd, preservation, primal, Rangifer tarandus, reindeer, science, scenic, spring, stewardship, subarctic ecosystem, tiaga uplands, tundra, tussock grasses, tussock tundra, undisturbed, upland, vegetation, walking, wilderness |
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