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mountain beaver

(Encyclopedia)mountain beaver, stout, short-limbed North American rodent, Aplodontia rufa, not closely related to the true beaver. Also called sewellel beaver after the Chinook word for a robe made from its pelts, ...

Saipan

(Encyclopedia)Saipan sīˈpăn, sīpänˈ [key], volcanic island (2010 pop. 48,220), 47 sq mi (122 sq km), W Pacific, capital of the Northern Mariana Islands. It is mountainous; the highest peak is Mt. Tagpochau (1...

tuna

(Encyclopedia)tuna or tunny, game and food fishes, the largest members of the family Scombridae (mackerel family) and closely related to the albacore and bonito. They have streamlined bodies with two fins, and five...

Portage

(Encyclopedia)Portage [1,] [2] pôrˈtəj; [3] pôrˈtĭj [key]. 1 Town (1990 pop. 29,060), Porter co., NW Ind., a suburb of Gary, on Lake Michigan; inc. 1959. The town, which was once surrounded by great industrie...

rain

(Encyclopedia)rain, precipitation in liquid form. It consists of drops of water falling from clouds; if the drops are very small, they are collectively termed drizzle. Rain plays a key role in the hydrologic, or wa...

Jurassic period

(Encyclopedia)Jurassic period jərăsˈĭk [key] [from the Jura Mts.], second period of the Mesozoic era of geologic time, lasting from 213 to 144 million years ago. At the start of the Jurassic most of the contine...

gazelle

(Encyclopedia)gazelle, name for the many species of delicate, graceful antelopes of the genera Gazella, Eudorcas, and Nanger, inhabiting arid, open country. Most gazelles are found only in Africa, but several speci...

Port-au-Prince

(Encyclopedia)Port-au-Prince pôrt-ə-prĭnsˈ, Fr. pôr-tō-prăNsˈ [key], city (1995 est. pop. 846,200), capital of Haiti, SW Haiti, on a bay at the end of the Gulf of Gonâve. The country's chief seaport, it ex...

Aden

(Encyclopedia)Aden äˈdən, āˈdən [key], city, SW Yemen, on the Gulf of Aden near the southern entrance to the Red Sea. It is the chief port of Yemen. Aden consists of two peninsula...

tide

(Encyclopedia)tide, alternate and regular rise and fall of sea level in oceans and other large bodies of water. These changes are caused by the gravitational attraction of the moon and, to a lesser extent, of the s...