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The California grizzly bear (Ursus arctos californicus [3]), also known as the California golden bear, [4] is an extinct population of the brown bear, [5] generally known (together with other North American brown bear populations) as the grizzly bear. "Grizzly" could have meant "grizzled" – that is, with golden and grey tips of the hair ...
California's perception of the grizzly bear is wrong, according to new research. The grizzly bear was, for the most part, a vegetarian. California's grizzlies: gargantuan, dangerous meat-lovers.
Bear pelts were usually sold for 2–20 dollars in the 1860s. [13] Grizzly bear hunting in Northern California in 1882. Between 1850 and 1920 grizzly bear were eliminated from 95% of their original range, with extirpation occurring earliest on the Great Plains and later in remote mountainous areas.
Brown bear size, most often measured in body mass, is highly variable and is correlated to extent of food access. Therefore, bears whose range in areas with access to openings, cover, and moisture or water are on average larger, whereas those bears that range into enclosed forested areas or arid, sparsely vegetated regions, both of which tend to be suboptimal foraging habitat for brown bears ...
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The U.S. portion of the North Cascades ecosystem is similar in size to the state of Vermont and includes habitat for dens and animal and plant life that would provide food for bears. Much of the ...
Foraging is searching for wild food resources. It affects an animal's fitness because it plays an important role in an animal's ability to survive and reproduce. [ 1 ] Foraging theory is a branch of behavioral ecology that studies the foraging behavior of animals in response to the environment where the animal lives.
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