(Encyclopedia) coot, common name for a migratory marsh bird related to rails and gallinules and found in North America and Europe. The American coot (Fulica americana), or mud hen, is slate gray with…
(Encyclopedia) arsenopyritearsenopyriteärˌsĭnōpīˈrīt, ärsĕnˈō– [key] or mispickelmispickelmĭsˈpĭkəl [key], silver-white to steel-gray mineral with the metallic luster characteristic of a pyrite. It…
(Encyclopedia) bayberry, common name for the Myricaceae, a family of trees and shrubs with aromatic foliage, found chiefly in temperate and subtropical regions. The waxy gray “berries” of the North…
(Encyclopedia) whippet, breed of small, slender hound developed in England in the mid-18th cent. It stands between 18 and 22 in. (45.7–55.8 cm) high at the shoulder and weighs about 20 lb (9 kg). Its…
(Encyclopedia) quartzite, usually metamorphic rock composed of firmly cemented quartz grains. Most often it is white, light gray, yellowish, or light brown, but is sometimes colored blue, green,…
(Encyclopedia) stibnitestibnitestĭbˈnīt [key], antimony sulfide, Sb2S3, a mineral, silvery gray in color, with a metallic luster. It crystallizes in the orthorhombic system. Found in many parts of…
Gyri and SulciAnatomy and PhysiologyThe Central and Peripheral Nervous SystemsYou've Got Some Nerve!Gyri and SulciThe Control CenterSensory and Motor ControlThalamus: The Switching StationSpinal…
Natural-Selection MechanismsHistorical Development and Mechanisms of Evolution and Natural SelectionIntroductionEarly Theories of EvolutionNatural Selection and EvolutionNatural-Selection Mechanisms…
(Encyclopedia) Alliance. 1 City, seat of Box Butte co., NW Nebr., in the High Plains; founded 1887 as Grand Lake, renamed and inc. 1888. Located in a farming and ranching region, it is a…
(Encyclopedia) Doulton wareDoulton waredōlˈtən [key], English pottery produced at Lambeth after 1815, first by John Doulton and his partners, then by his descendants. It won the medal at the…
