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uremia

(Encyclopedia) uremiauremiay&oobreve;rēˈmēə [key], condition resulting from advanced stages of kidney failure in which urea and other nitrogen-containing wastes are found in the blood. Uremia can…

Berlin, Sir Isaiah

(Encyclopedia) Berlin, Sir Isaiah, 1909–97, English political scientist, b. Riga, Latvia (then in Russia). His family moved to St. Petersburg when he was a boy and emigrated to London in 1921. He was…

Bald Eagle Removed from Endangered Species List

Conservation efforts help population of bald eagle increase from 400 to 10,000 over 40 years by Beth Rowen Bald Eagle Related Links Endangered and Threatened SpeciesWhy Do Animals Become…

iron

(Encyclopedia) iron, metallic chemical element; symbol Fe [Lat. ferrum]; at. no. 26; at. wt. 55.845; m.p. about 1,535℃; b.p. about 2,750℃; sp. gr. 7.87 at 20℃; valence +2, +3, +4, or +6. Iron is…

Keeshond

(Encyclopedia) KeeshondKeeshondkāsˈhŏnd [key] (pl. Keeshonden), breed of medium-sized nonsporting dog raised in Holland for several hundred years and introduced into England in the year 1900. It…

Maris

(Encyclopedia) MarisMarismäˈrĭs [key], three Dutch painters, who were brothers. Jacob or Jakob Maris, 1837–99, the most celebrated, painted domestic interiors but is particularly famous for his…

kinglet

(Encyclopedia) kinglet, common name for members of a subfamily of five species of Old and New World warblers, similar to the thrushes and the Old World flycatchers. Kinglets are small birds (4 in./10…

herbarium

(Encyclopedia) herbarium, collection of dried and mounted plant specimens used in systematic botany. To preserve their form and color, plants collected in the field are spread flat in sheets of…

grunt

(Encyclopedia) grunt, common name for members of the family Haemulidae, carnivorous fish of warm seas, most species of which are small and brightly colored. They are sound-producers, creating their…