Scientists do not use the name grizzly bear but call it the North American brown bear See brown bear for a discussion of brown bears outside of North America (in Asia, Africa, and Europe).he grizzly bear (Ursus arctos ssp.) is any North American subspecies of brown bear, including the mainland grizzly (Ursus arctos horribilis), Kodiak bear (U. a. middendorffi), peninsular grizzly (U. a. gyas), and the recently extinct California grizzly (U. a. californicus â ) and Mexican grizzly bear (U. a. nelsoni â ).
gorge noun (VALLEY) âº [ C ] a deep, narrow valley with steep sides, usually formed by a river or stream cutting through hard rock.
In the United States, place names generally use canyon in the southwest and gorge in the northeast, with the rest of the country graduating between these two according to geography. In Canada, gorges are usually narrow, and ravines more open and often wooded.