Thursday, January 24, 2013

Grizzly Bear


Animal You | Grizzly Bear | Most adult females weighing Grizzlies 130-200 kg (290-440 pounds) while the average adult male weighing 180-360 kg (400-790 pounds). Bear babies weighing less than 500 grams (1.1 pounds). In the Yukon, grizzlies can mature small woman weighing 100 kg (220 lb). Although variable from blond to nearly black, grizzly bear fur is usually brown with white tips. A pronounced hump appears on their shoulders coup is a good way to distinguish a black bear from a grizzly bear, black bear, do not have this hump. Brown bears are found in Asia, Europe and North America will one of the widest ranges of bear species. The ancestors of the grizzly bears in Eurasia and North America were about 50,000 years ago. In September 2007, a hunter produced evidence of grizzly bears returning Selway Bitterroot Wilderness ecosystem, in Idaho and western Montana, killing a grizzly bear man.

In Canada, there are approximately 25,000 grizzly bears occupying British Columbia, Alberta, Yukon, Northwest Territories, Northwest Territories, Nunavut, Ontario and northern Manitoba. The combination of Canadian and U.S. live brown bear about half the size of its historic range. In British Columbia grizzly bears live about 90% of its original territory. There are about 25,000 grizzly bears in British Columbia were when European settlers arrived. In 2008 there were an estimated 16,014 grizzly bears. Population estimates are from British Columbia. The grizzly bear currently has legal protection in Mexico, European countries, in parts of Canada and the United States. Currently, there are about 55,000 wild grizzly bears in North America

The brown bear (grizzly bear is a subspecies) can be up to 30 years in the wild, but 20-25 is normal. Grizzly bears have one of the lowest reproductive rates of all terrestrial mammals in North America. Grizzly bears do not reach sexual maturity until they are at least five years. Grizzlies are subject to fragmentation of the population, which tends to reduce the population by inbreeding gestation period for grizzly depression.The takes approximately 180-250 days. Grizzlies are considered by some experts to be more aggressive than black bears while defending themselves and their descendants. Aggressive behavior in grizzly bears is favored by numerous selection variables. Unlike the smaller black bears, adult grizzlies are too large to escape danger by climbing trees, so they respond to danger by standing their ground and defend the attackers. Increased aggressiveness also contributes to a better female grizzlies ensure the survival of their young childbearing age.

Grizzly bears normally avoid contact with humans. Most grizzly bear attacks are about a bear that has surprised, especially when it comes to securing food supply, or have female grizzlies protecting their young. In such situations, the damaged and the bear may physically harm people. Even worse is the fact that matches the human habitat intensive grizzly with the seasonal movement of grizzly bears. Increased human-bear interactions "problem bears", which are bears that have adapted to human activity or created habitat. The BC government kills approximately 50 problem is every year and usually more than a million dollars a year are spent on bear complaints relocate bears and kill them.

For backcountry campers, hanging food between trees at a height unreachable bears is a common procedure, although some grizzlies can climb and reach hanging food in other ways. An alternative is to use a food hang cassette bears. Traveling in groups of six or more can significantly reduce the risk of injury to the bear while hiking in bear country Males older children have had with bears in the region. This allows the newly migrated male bear to be young men to end infanticide. Grizzly Bear Hunting for the management of wildlife is permitted in British Columbia, Canada.
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