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Big Bend National Park

(Encyclopedia)Big Bend National Park, 801,163 acres (324,471 hectares), W Tex.; authorized 1935, est. 1944. It is a triangle formed where the Rio Grande runs southeast then northeast in a big bend along the U.S.-Me...

bestiary

(Encyclopedia)bestiary bĕsˈchēĕrˌē [key], a type of medieval book that was widely popular, particularly from the 12th to 14th cent. The bestiary presumed to describe the animals of the world and to show what ...

Ray, John

(Encyclopedia)Ray or Wray, John, 1627–1705, English naturalist. He was extremely influential in laying the foundations of systematic biology. With his pupil Francis Willughby, he planned a complete classification...

Beatrice

(Encyclopedia)Beatrice bēăˈtrĭs [key], city (2020 pop. 12,261), seat of Gage co., SE Nebr., on the Big ...

trickster

(Encyclopedia)trickster, a mythic figure common among Native North Americans, South Americans, and Africans. Usually male but occasionally female or disguised in female form, he is notorious for exaggerated biologi...

Theodore Roosevelt National Park

(Encyclopedia)Theodore Roosevelt National Park, 70,447 acres (28,531 hectares), W N.Dak., in the Badlands and on the Little Missouri River; est. 1947. There are three units—the North Unit, the Elkhorn Ranch Unit,...

secretion

(Encyclopedia)secretion, in biology, substance elaborated by the living material of an animal or plant. Secretions in humans can be produced by a single cell or by a group of cells commonly called a gland. Some sec...

Barye, Antoine Louis

(Encyclopedia)Barye, Antoine Louis äNtwänˈ lwē bärēˈ [key], 1796–1875, French animal sculptor. Son of a Parisian goldsmith, he followed his father's trade as a youth. In 1832 he exhibited at the Salon his ...

plywood

(Encyclopedia)plywood, manufactured board composed of an odd number of thin sheets of wood glued together under pressure with grains of the successive layers at right angles. Laminated wood differs from plywood in ...

purine

(Encyclopedia)CE5 Purines found in deoxyribonucleic acid (DNA) purine, type of organic base found in the nucleotides and nucleic acids of plant and animal tissue. The German chemist Emil Fischer did much of the...