The brown bear ( Ursus arctos ) is a large bear distributed across much of northern Eurasia and North America.

There are several recognized subspecies within the brown bear species.

In North America, two types are generally recognized, the coastal brown bear and the inland grizzly bear, and the two types could broadly define all brown bear subspecies.

An adult grizzly living inland in Yukon may weigh as little as, while an adult brown bear in nearby coastal Alaska living on a steady, nutritious diet of spawning salmon may weigh as much as.

However, the Californian, North African ( Atlas bear ), and Mexican subspecies were hunted to extinction in the 1870s, 1922, and more recently, respectively, and the not officially recognized Marsican brown bear in central Italy is believed to have a population of just 30 to 40 bears.

The brown bear is the most widely distributed of all bears.

The brown bear is sometimes referred to as the bruin, from Middle English, based on the name of the bear in History of Reynard the Fox, translated by William Caxton, from Middle Dutch bruun or bruyn, meaning brown ( the color ).

The scientific name of the brown bear, Ursus arctos, can be considered a tautology, since " Ursus " means " bear " in Latin and " arctos " comes from the Greek word for bear.

Several paleontologists suggest the possibility of two separate brown bear migrations: grizzlies are thought to stem from narrow-skulled bears which migrated from northern Siberia to central Alaska and the rest of the continent, while Kodiak bears descend from broad-skulled bears from Kamchatka, which colonized the Alaskan peninsula.

Sam was the only brown bear in captivity in the US at the time to hibernate naturally.

These doors are generally red or brown in color and bear a resemblance to the more formal doors found in other British Colonies ' public houses.

Despite the continuity of forms in Gaelic between the pre-Norse and post-Norse eras, Haswell-Smith ( 2004 ) speculates that the name may have a Norse connection, Hiōe meaning " island of the den of the brown bear ", " island of the den of the fox ", or just " island of the cave ".

Coronagraph ic image of AB Pictoris showing a companion ( bottom left ), which is either a brown dwarf or a massive planet.

A micrograph showing cells with abnormal p53 expression ( brown ) in a brain tumour.

In the book she usually takes the form of a young girl in a brown dress, has warm flames in place of her eyes, and is the primary force behind Percy Jackson fulfilling the prophecy about him by showing him the importance of knowing when is the right time to concede.

An image made by Gustavus Vasa during his reign showing him ( in dark brown clothing and cap ) capturing and subduing Catholicism ( the lady in orange ).

Map of " megacity ", showing population density ( shades of yellow / brown ), highways ( red ), and major railways ( black ).

Fritillaria crassifolia showing the characteristic features of most fritillaries: nodding flowers with some amount of brown and a checkerboard pattern

The 2012 popchips commercial showing actor Ashton Kucher in brown make-up on his face impersonating a stereotypical Indian person generated a storm of controversy and was eventually pulled by the company after complaints of racism.

One of Catskill Park's distinctive yellow and brown highway markers, showing Pine Hill

Micrograph showing abundant hemosiderin-laden alveolar macrophage s ( dark brown ), as seen in a pulmonary hemorrhage.

century, showing the regions largely populated by Pomaks in brown.

Near adult of nominate subspecies still showing some brown in the wings

The newly hatched young are covered with vermiculated grey and brown down, livid blue skin showing on the naked nape and back ; the combed or pectinated claw of the adult, is represented by a horny unserrated plate.

These are large marine ducks The drakes have body plumage showing varying amounts of black and white, and distinctive head patterns. Females are brown.

An image issued by and made during Gustav Vasas reign showing him ( in dark brown clothing and cap ) capturing and subduing Catholicism ( the lady in Orange dress ).

The female Mallard is predominantly mottled with each individual feather showing sharp contrast from buff to very dark brown, a coloration shared by most female dabbling ducks, and has buff cheeks, eyebrow, throat and neck with a darker crown and eye-stripe.

alt = Diagram showing seagrass evolution beginning with Precambrian phytoplankton which begat Silurian red, brown, and green algae, which begat land plants, which begat Cretaceous mangroves, which finally begat seagrasses.

A map showing the extent of the départements of Seine-et-Oise ( brown ) and Seine ( department ) | Seine ( dark brown ) before 1968, with the current département boundaries shown in black.

Eye color can vary from brown to blue with some dogs having two-color eyes or one eye showing two colors.

In color, umimatsu, black coral, is black or blackish brown, sometimes showing streaks of light brown or dirty yellow.

A simplified map, ca 1200 BC, showing the central Urnfield culture ( red ), the northern Urnfield culture ( orange ), the Knovíz culture ( blue-gray ), the Lusatian culture ( pink ), the Danubian culture ( brown ), the Terramare culture ( blue ), the Atlantic Bronze Age ( green ) and the Nordic Bronze Age ( yellow ).

Map showing the Southwest Trail or Military Road as it was in the mid-1800s ( in red ) and the Natchitoches Trace that it replaced ( in brown ).

A new map was included, similar to the old but larger, and repainted by Charlie Kibler ( albeit showing most land in a slightly odd desert yellow colour ) and Soviet units ( which the rules wrongly insist on calling " Russian ", although the USSR is correctly labelled on the map ) are now red rather than brown.

Charles, also fifteen, was tall and skinny, scraggly, with straight black hair like an Indian's and sharp brown eyes.

I have no picture in my mind of the garden as a whole -- that I could not see -- but certain aspects of certain corners linger in the memory: wind-blown, frost-bitten, white chrysanthemums beneath a window, with their brittle brown leaves and their sharp scent of November ; ;

I followed it, looking at the brilliant colors on its tubular back, the colors clear and sharp and perfect, in orange and green and brown diamonds the size of a baby's fist down its back, and the diamonds were set one within the other and interlaced with glistening jet-black.

Spotted hyenas evolved sharp carnassials behind their crushing premolars, therefore they did not need to wait for their prey to die, as is the case for brown and striped hyenas, and thus became pack hunters as well as scavengers.

Demarcated opacities of enamel have sharp boundaries where the translucency decreases and manifest a white, cream, yellow, or brown color.

On January 17, 2010, the golf course was the subject of a chupacabra sighting in which the unidentified dead animal was described as a " brown, earth-colored creature is hairless with oversized canines and elongated padded feet with inch-long toes tapered with sharp, curved claws.

In the North American subspecies borealis, the fledglings are tinged quite brown indeed on upperside and wings, and have sharp and dark underside bars.

Typically, a pictorial photograph appears to lack a sharp focus ( some more so than others ), is printed in one or more colors other than black-and-white ( ranging from warm brown to deep blue ) and may have visible brush strokes or other manipulation of the surface.

In a proclamation issued for his arrest in1683 he is described as " a tall lean man, dark brown hair, a great Roman nose, thin-jawed, heat in his face, speaks in the Scottish accent, a sharp piercing eye, stoops a little in the shoulders.

The cones are long, dark purple when immature, ripening pale brown, with thinly woody scales bearing a short, sharp inward-pointing barb.

Traditional mustard is a sharp flavored, dark golden brown, but many other types are widely available and used, including dijon, honey-mustard and other specialty flavored variants.

However, when he is excited, provoked, or when playing seriously, Fuji reveals his sharp brown eyes.

He has thick, brown fur and sharp claws, and he attacks his opponents with the power of brute strength.

" Marsh-marigolds are in decline as agricultural land continues to be drained, but they are still the most three-dimensional of plants, their fleshy leaves and shiny petals impervious to wind and snow, and standing in sharp relief against the tousled brown of frostbitten grasses.

She was further described as having had clear brown eyes, direct in their gaze ; a sharp, haughty nose, thin lips, thin hands, and she " stood straight as a lance ".

It is highly-branched and reaches 1 – 5 m high, with numerous sharp hooked brown thorns.