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Bear danger is the risk encountered by humans and their pets or livestock when interacting with
bear Bears are carnivoran mammals of the family Ursidae. They are classified as caniforms, or doglike carnivorans. Although only eight species of bears are extant, they are widespread, appearing in a wide variety of habitats throughout the Nor ...
s. Although most bears are
apex predator An apex predator, also known as a top predator, is a predator at the top of a food chain, without natural predators of its own. Apex predators are usually defined in terms of trophic dynamics, meaning that they occupy the highest trophic lev ...
s in their own habitat, most do not, under normal circumstances, hunt and feed on humans. Most bear attacks occur when the animal is defending itself against anything it perceives as a threat to itself or its
territory A territory is an area of land, sea, or space, particularly belonging or connected to a country, person, or animal. In international politics, a territory is usually either the total area from which a state may extract power resources or a ...
. For instance, bear sows can become extremely aggressive if they feel their cubs are threatened. Any solitary bear is also likely to become agitated if surprised or cornered, especially while eating. Some species are more aggressive than others;
sloth bear The sloth bear (''Melursus ursinus'') is a myrmecophagous bear species native to the Indian subcontinent. It feeds on fruits, ants and termites. It is listed as Vulnerable species, vulnerable on the IUCN Red List, mainly because of habitat loss ...
s,
Asiatic black bear The Asian black bear (''Ursus thibetanus''), also known as the Asiatic black bear, moon bear and white-chested bear, is a medium-sized bear species native to Asia that is largely adapted to an arboreal lifestyle. It lives in the Himalayas, sou ...
s, and
brown bear The brown bear (''Ursus arctos'') is a large bear species found across Eurasia and North America. In North America, the populations of brown bears are called grizzly bears, while the subspecies that inhabits the Kodiak Islands of Alaska is kno ...
s are more likely to injure people than other species, and the
American black bear The American black bear (''Ursus americanus''), also called simply a black bear or sometimes a baribal, is a medium-sized bear endemic to North America. It is the continent's smallest and most widely distributed bear species. American black bear ...
is comparatively timid. Separation is a key to conventional measures to minimize aggression and property damage by bears. Places such as
Denali National Park Denali National Park and Preserve, formerly known as Mount McKinley National Park, is an American national park and preserve located in Interior Alaska, centered on Denali, the highest mountain in North America. The park and contiguous preserve e ...
in
Alaska Alaska ( ; russian: Аляска, Alyaska; ale, Alax̂sxax̂; ; ems, Alas'kaaq; Yup'ik: ''Alaskaq''; tli, Anáaski) is a state located in the Western United States on the northwest extremity of North America. A semi-exclave of the U.S., ...
, U.S., emphasize proper techniques of
food storage Food storage is a way of decreasing the variability of the food supply in the face of natural, inevitable variability. p.507 It allows food to be eaten for some time (typically weeks to months) after harvest rather than solely immediately. I ...
and garbage disposal, closures of park areas, training videos, and occasionally
firearms A firearm is any type of gun designed to be readily carried and used by an individual. The term is legally defined further in different countries (see Legal definitions). The first firearms originated in 10th-century China, when bamboo tubes c ...
on
aggressive Aggression is overt or covert, often harmful, social interaction with the intention of inflicting damage or other harm upon another individual; although it can be channeled into creative and practical outlets for some. It may occur either reacti ...
bears to prevent bears from claiming the lives of campers.


Dealing with bear encounters

The U.S. National Park service emphasizes keeping a distance from the bear and making noise to avoid startling a bear as the best ways to avoid a bear attack.U.S. National Park service
Bear and Wildlife Safety, Denali National Park.
If a bear does become confrontational, the usual advice is to stand one's ground and to not run or turn away from the bear, raise the arms above the head so as to appear larger, and to yell at the bear. Running away or climbing a tree can activate the bear's hunting instincts and lead to it perceiving the human as prey. If a bear does charge, persons are advised to hold their ground, as most bear charges are bluffs. Finally, if a bear does attack, the usual advice is to curl into a
fetal position Fetal position (British English: also foetal) is the positioning of the body of a prenatal fetus as it develops. In this position, the back is curved, the head is bowed, and the limbs are bent and drawn up to the torso. A compact position is ...
so as to shield vital organs and appear non-threatening. If this is not effective in stopping the attack, the only option left is to fight the bear in any way possible.US Fed News Service
GAME COMMISSION OFFERS ADVICE ON AVOIDING BEAR CONFLICTS.
10/5/07
US Fed News Service

6/22/07
This advice applies to omnivores such as
brown Brown is a color. It can be considered a composite color, but it is mainly a darker shade of orange. In the CMYK color model used in printing or painting, brown is usually made by combining the colors orange and black. In the RGB color model used ...
and
black Black is a color which results from the absence or complete absorption of visible light. It is an achromatic color, without hue, like white and grey. It is often used symbolically or figuratively to represent darkness. Black and white have o ...
bears. The best way to avoid being attacked by the completely carnivorous
polar bear The polar bear (''Ursus maritimus'') is a hypercarnivorous bear whose native range lies largely within the Arctic Circle, encompassing the Arctic Ocean, its surrounding seas and surrounding land masses. It is the largest extant bear specie ...
is not to enter any area where polar bears live, or at least remain inside a hard-shell vehicle or building.


Food storage and garbage disposal

Bears are opportunistic omnivores with an excellent sense of smell, and are attracted to human and pet foods as well as refuse. Improper storage of these items can allow bears to eat human food and become dependent on it, increasing the probability of encounters with humans. Most brown and black bear encounters in human-populated areas involve so-called "trouble bears", usually young males who have just left their mothers and do not yet have a territory of their own. If they wander close to human settlements, the smells of cooking and garbage can cause them to ignore their usual instinct to avoid humans. Many parks and persons in areas with bears utilize bear-resistant garbage cans and
dumpster A dumpster is a movable waste container designed to be brought and taken away by a special collection vehicle, or to a bin that a specially designed garbage truck lifts, empties into its hopper, and lowers, on the spot. The word is a generic tr ...
s for this reason, and many areas have laws prohibiting the feeding of bears, even if unintentional. Campers can access bear-proof containers from many parks to store their food and trash. The containers are then buried or strung on a rope between two tall trees, out of a bear's reach. They are also instructed to put their containers,
campfire A campfire is a fire at a campsite that provides light and warmth, and heat for cooking. It can also serve as a beacon, and an insect and predator deterrent. Established campgrounds often provide a stone or steel fire ring for safety. Campfires ...
, and tenting away from each other, forming a triangle.


Closure of park areas

After a bear has been identified by park rangers or campers, that area may be closed off to humans. Signs are then posted on the borders of the closed area to prevent unaware campers from entering. Warnings about being fined $500,
imprisoned Imprisonment is the restraint of a person's liberty, for any cause whatsoever, whether by authority of the government, or by a person acting without such authority. In the latter case it is "false imprisonment". Imprisonment does not necessari ...
for six months, and the obvious risk of being mauled by a bear are added on in some places as extra deterrents for humans to stay away. Some campgrounds will temporarily suspend tent camping and only allow camping in hard-shell vehicles.


Firearms

When a bear becomes conditioned by human food or habituated to humans, and threatens or attacks humans, it becomes a threat. Authorities such as police, park rangers, etc. are concerned with their liability should an injury to a person occur. Due to this concern, they often trap and euthanize or kill animals that have injured or threatened people. Many U.S. states with large bear populations, such as
Alaska Alaska ( ; russian: Аляска, Alyaska; ale, Alax̂sxax̂; ; ems, Alas'kaaq; Yup'ik: ''Alaskaq''; tli, Anáaski) is a state located in the Western United States on the northwest extremity of North America. A semi-exclave of the U.S., ...
, have laws permitting the killing of bears if done in the defense of human life or property. The previously utilized technique of relocating bears often proved ineffective, as the bears generally would either find new sources of human food or simply return to their old territory. Bears have been known to wander into farms, cattle and sheep ranches, and other populated areas, especially if they are very hungry, such as when they have just awakened from
hibernation Hibernation is a state of minimal activity and metabolic depression undergone by some animal species. Hibernation is a seasonal heterothermy characterized by low body-temperature, slow breathing and heart-rate, and low metabolic rate. It most ...
, and these incidents often end with the bear being shot. In
Svalbard Svalbard ( , ), also known as Spitsbergen, or Spitzbergen, is a Norwegian archipelago in the Arctic Ocean. North of mainland Europe, it is about midway between the northern coast of Norway and the North Pole. The islands of the group range ...
, which has an abundance of polar bears, any company outside of settlements is required to carry a rifle for self-defense. Personal defense against bears can be difficult even with firearms, as bear fur and skin provide good resistance against small-caliber bullets. Large-caliber revolvers, chambered for .44 Magnum or even more powerful cartridges, are more effective, but not as effective as long guns sized in even a medium caliber (7mm class) or gauge (20ga) based on available energy and/or projectile weight; handguns are generally considered a minimum level of defense, not optimal. Some handgun calibers such as .480 Ruger, .475 Linebaugh, .454 Casull, .460 S&W and .500 S&W better bridge the divide between long guns and handguns, but rifles and shotguns will always have the upper hand when utilized with the larger chamberings available for these options.


Bear spray

Bear spray, a form of
pepper spray Pepper spray, oleoresin capsicum spray, OC spray, capsaicin spray, or capsicum spray is a lachrymatory agent (a compound that irritates the eyes to cause a burning sensation, pain, and temporary blindness) used in policing, riot control, cr ...
, is sometimes an effective defense against attacking bears.Smith, Tom S. et al
"Efficacy of Bear Deterrent Spray in Alaska"
''Journal of Wildlife Management'' vol. 73 no. 3 (April 2008): 640–645.


See also

*
Bear attack A bear attack is an attack by a bear on another animal, although it usually refers to a bear attacking a human or domestic pet such as a dog. Bear attacks are of particular concern for those who are in bear habitats. They can be fatal and often hi ...
s *
List of fatal bear attacks in North America Fatal bear attacks in North America have occurred in a variety of settings. There have been several in the bears' wilderness habitats involving hikers, hunters, and campers. Brown bear (Ursus arctos), (a subspecies of which are known as grizzl ...
* Bear cache Specific incidents: *
Sloth bear of Mysore The Sloth bear of Mysore was an unusually aggressive Indian sloth bear responsible for the deaths of at least 12 people and the mauling of two dozen others in 1957. It was killed by Kenneth Anderson, who described it in his memoirs ''Man-Eaters ...
*
Sankebetsu brown bear incident The , also known as the or the , was the most brutal bear attack in Japanese history. It took place from December 9-14, 1915, when a Ussuri brown bear woke from hibernation and repeatedly attacked several houses in Hokkaidō, Japan, killing seve ...
*
Timothy Treadwell Timothy Treadwell (born Timothy William Dexter; April 29, 1957 – October 5, 2003) was an American bear enthusiast, environmentalist, documentary filmmaker, and founder of the bear-protection organization Grizzly People. He lived among coast ...
*
Binky (polar bear) Binky (1975 – July 20, 1995) was a polar bear who lived at the Alaska Zoo in Anchorage. He was originally orphaned near Cape Beaufort, close to the Chukchi Sea in the Alaska North Slope, and was found in Northwest Alaska by David Bergsrud. Alas ...


References


External links


Alaska department of Fish and Game video of a brown bear attempting to open a bear-resident garbage bin.
{{DEFAULTSORT:Bear Danger Bear attacks Bears and humans