Bears are mammals Mammals are a class of vertebrate, air-breathing animals whose females are characterized by the possession of mammary glands while both males and females are characterized by sweat glands, hair and/or fur, three middle ear bones used in hearing, and a neocortex region in the brain of the family What does and does not belong to each family is determined by a taxonomist. Similarly for the question if a particular family should be recognized at all. Often there is no exact agreement, with different taxonomists each taking a different position. There are no hard rules that a taxonomist needs to follow in describing or recognizing a family Ursidae. Bears are classified as caniforms Caniformia, or Canoidea are a suborder within the order Carnivora. They typically possess a long snout and non-retractile claws (in contrast to the cat-like carnivores, the Feliformia). The Pinnipedia (seals, sea lions, and walruses) evolved from caniform ancestors and are accordingly assigned to this group. All members of this group have non-, or doglike carnivorans, with the pinnipeds Pinnipeds or fin-footed mammals are a widely distributed and diverse group of semi-aquatic marine mammals comprising the families Odobenidae (the walrus), Otariidae (eared seals, including sea lions and fur seals), and Phocidae (earless seals) being their closest living relatives. Although there are only eight living species There are quite a lot of definitions of what kind of unit a species is . A common definition is that of a group of organisms capable of interbreeding and producing fertile offspring of both genders, and separated from other such groups with which interbreeding does not (normally) happen. Other definitions may focus on similarity of DNA or of bear, they are widespread, appearing in a wide variety of habitats A habitat is an ecological or environmental area that is inhabited by a particular species of animal or plantor rock with a face (because they are living when they have a face) or other type of organism. It is the natural environment in which an organism lives, or the physical environment that surrounds (influences and is utilized by) a species throughout the Northern Hemisphere The Northern Hemisphere is the half of a planet that is north of the equator—the word hemisphere literally means 'half sphere'. It is also that half of the celestial sphere north of the celestial equator. Earth's northern hemisphere contains most of its land area and most of its human population and partially in the Southern Hemisphere The Southern Hemisphere is the half of a planet that is south of the equator—the word hemisphere (from the Greek word σφαιρα +ημι(half)) literally means 'half ball'. It is also that half of the celestial sphere south of the celestial equator. Bears are found in the continents A continent is one of several large landmasses on Earth. They are generally identified by convention rather than any strict criteria. Within most English speaking countries seven regions are commonly regarded as continents – they are : Asia, Africa, North America, South America, Antarctica, Europe, and Australia of North America North America is the northern continent of the Americas, situated in the Earth's northern hemisphere and in the western hemisphere. It is bordered on the north by the Arctic Ocean, on the east by the North Atlantic Ocean, on the southeast by the Caribbean Sea, and on the west by the North Pacific Ocean; South America lies to the southeast. North, South America South America is the southern continent of America, situated entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere. It is bordered on the west by the Pacific Ocean and on the north and east by the Atlantic Ocean; North America and the Caribbean Sea lie to the northwest, Europe Europe is, by convention, one of the world's seven continents. Comprising the westernmost peninsula of Eurasia, Europe is generally divided from Asia to its east by the water divide of the Ural Mountains, the Ural River, the Caspian Sea, the Caucasus Mountains (or the Kuma-Manych Depression), and the Black Sea to the southeast. Europe is bordered, and Asia Asia is the world's largest and most populous continent, located in the eastern and northern hemispheres. It covers 8.6% of the earth's total surface area and with approximately 4 billion people, it hosts 60% of the world's current human population.
Common characteristics of modern bears include a large body with stocky legs, a long snout, shaggy hair, plantigrade In terrestrial animals, plantigrade locomotion means walking with the podials and metatarsals flat on the ground. It is one of three forms of locomotion adopted by mammals. The other options are digitigrade, walking on the toes with the heel and wrist permanently raised, and unguligrade, walking on the nail or nails of the toes with the heel/wrist paws with five nonretractile claws, and a short tail. While the polar bear The polar bear is a bear native largely within the Arctic circle encompassing the Arctic Ocean, its surrounding seas and surrounding land masses. It is the world's largest land carnivore and also the largest bear, together with the omnivorous Kodiak bear, which is approximately the same size. An adult male weighs around 350–680 kg (770–1,500 is mostly carnivorous and the giant panda The Giant Panda is a bear native to central-western and south western China. It is easily recognized by its large, distinctive black patches around the eyes, over the ears, and across its round body. Though it belongs to the order Carnivora, the Giant Panda's diet is 99% bamboo. Other parts of its diet include honey, eggs, fish, yams, shrub leaves, feeds almost entirely on bamboo Bamboo listen are a group of perennial evergreen (except for certain temperate species) plants in the true grass family Poaceae, subfamily Bambusoideae, tribe Bambuseae. Giant bamboos are the largest members of the grass family, the remaining six species are omnivorous, with largely varied diets including both plants and animals.
With the exceptions of courting In biology, mating is the pairing of opposite-sex or hermaphroditic organisms for copulation and, in social animals, also to raise their offspring. For animals, mating methods include random mating, disassortative mating, assortative mating, or a mating pool individuals and mothers with their young, bears are typically solitary animals. They are generally diurnal Diurnality is an animal behavior characterized by being active during the day and sleeping at night. Animals that are not diurnal might be nocturnal or crepuscular (active primarily during twilight, i.e., at dusk and dawn). Many animal species are diurnal, including many mammals, insects, lizards and birds. The diurnal pattern is often controlled, but may be active during the night (nocturnal Nocturnality is an animal behavior characterized by being active during the night and sleeping during the day. The opposite is diurnality. The intermediate crepuscular schedule is also common. Some species are active both in daytime and at night. Living at night can be seen as a form of niche differentiation, where a species' niche is partitioned) or twilight (crepuscular Crepuscular is a term used to describe some animals that are primarily active during twilight, that is at dawn and at dusk. The word is derived from the Latin word crepusculum, meaning "twilight." Crepuscular is thus in contrast with diurnal and nocturnal behavior. Crepuscular animals may also be active on a bright moonlit night. Many), particularly around humans. Bears are aided by an excellent sense of smell Olfaction is the sense of smell. This sense is mediated by specialized sensory cells of the nasal cavity of vertebrates, and, by analogy, sensory cells of the antennae of invertebrates. Many vertebrates, including most mammals and reptiles, have two distinct olfactory systems - the main olfactory system, and the accessory olfactory system (mainly, and despite their heavy build and awkward gait, they can run quickly and are adept climbers and swimmers. In autumn some bear species forage large amounts of fermented fruits which affects their behaviour.[1] Bears use shelters such as caves and burrows as their dens, which are occupied by most species during the winter for a long period of sleep similar to hibernation Hibernation is a state of inactivity and metabolic depression in animals, characterized by lower body temperature, slower breathing, and lower metabolic rate. Hibernating animals conserve food, especially during winter when food is short, tapping energy reserves, body fat, at a slow rate. It is the animal's slowed metabolic rate which leads to a.
Bears have been hunted since prehistoric Prehistory is a term used to describe the period before recorded history. Paul Tournal originally coined the term Pré-historique in describing the finds he had made in the caves of southern France.[citation needed] It came into use in France in the 1830s to describe the time before writing, and the word "prehistoric" was introduced into times for their meat and fur. To this day, they play a prominent role in the arts The arts is a broad subdivision of culture, composed of many creative endeavors and disciplines. It is a broader term than "art," which as a description of a field usually means only the visual arts. The arts encompasses visual arts, literature and the performing arts - music, drama, dance and film, among others. This list is by no means, mythology The term mythology can refer to either the study of myths or a body of myths. For example, comparative mythology is the study of connections between myths from different cultures, whereas Greek mythology is the body of myths from ancient Greece. The term "myth" is often used colloquially to refer to a false story; however, the academic, and other cultural aspects of various human societies. In modern times, the bear's existence has been pressured through the encroachment on its habitats and the illegal trade of bears and bear parts, including the Asian Asia is the world's largest and most populous continent, located in the eastern and northern hemispheres. It covers 8.6% of the earth's total surface area and with approximately 4 billion people, it hosts 60% of the world's current human population bile bear A bile bear or battery bear is the term used for Asiatic black bears kept in captivity in Vietnam and China so that bile, a digestive juice produced by the liver and stored in the gall bladder, may be extracted from them for sale as a traditional Chinese medicine . The bears are also known as moon bears because of the cream-colored crescent moon market. The IUCN The International Union for Conservation of Nature is an international organization dedicated to natural resource conservation lists six bear species as vulnerable A vulnerable species is a species which is likely to become endangered unless the circumstances threatening its survival and reproduction improve. The following is a very small, non-representative fraction of the 8,566 species listed as vulnerable on the IUCN Red List or endangered An endangered species is a population of organisms which is at risk of becoming extinct because it is either few in numbers, or threatened by changing environmental or predation parameters. Also it could mean that due to deforestation there may be a lack of food and/or water. The International Union for Conservation of Nature has calculated the, and even least concern Least Concern is an IUCN category assigned to extant species or lower taxa which have been evaluated but do not qualify for any other category. As such they do not qualify as threatened, Near Threatened, or (prior to 2001) Conservation Dependent. Many common species such as the Rock Pigeon, Common Juniper, Human, the Snail Kite and Sacred species such as the brown bear The brown bear is a large bear distributed across much of northern Eurasia and North America. It weighs 70 to 780 kilograms (150 to 1,700 lb) and its largest subspecies, the Kodiak Bear, rivals the polar bear as the largest member of the bear family and as the largest land based predator are at risk of extirpation Local extinction is where a species ceases to exist in the chosen area of study, but still exists elsewhere. This phenomenon is also known as extirpation. Local extinctions are contrasted with global extinctions in certain countries. The poaching and international trade of these most threatened populations is prohibited, but still ongoing.
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Stoke, a 15-year-old, 575-pound grizzly bear , made an unexpected visit to WSU this weekend. Stoke developed a stiffness in his hind legs and appeared ...
Grizzly bear has MRI ABC30.com
US Vets give grizzly bear surgery BigPond News
Grizzly diagnosed, treated, returned to Montana WSU Today
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Jason Bush
Mon, 28 Dec 2009 23:33:30 GM
As Russia's memories of crippling economic times fade, are reforms disappearing along with them?
Q. What is a companies incentive to issue rights in a bear market? From what I gather a rights issue is when a company will offer its existing shareholders additional shares in a company. So apparently a bull market is when the stock prices are going up (like an exponential graph) and a bear market is the opposite when you see share prices fall. Is this right? So why would a company issue rights if its stock price is going down? Is this sort of like trying to get enough capital to go through a tough period?
Asked by Joel G - Sat Oct 3 02:33:19 2009 - - 4 Answers - 0 Comments
A. In a bull market more people want to buy than sell. In a bear market more people want to sell than buy. Rights (to buy at a set price), at times, are issued as a perk. It is up to the holder to decide when he/she wants to buy. Any forward looking company expects its stock to rise eventually.
Answered by JoeMay - Sat Oct 3 02:37:11 2009
