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pack rat

(Encyclopedia)pack rat, rodent of the genus Neotoma, of North and Central America, noted for its habit of collecting bright, shiny objects and leaving other objects, such as nuts or pebbles, in their place; also ca...

froghopper

(Encyclopedia)froghopper or spittlebug, small, hopping insect of the order Homoptera. The adult, under 1⁄2 in. (1.2 cm) long in most species, is triangular in shape and usually gray or dull green to brown. Most f...

honey locust

(Encyclopedia)honey locust, leguminous deciduous tree (Gleditsia triacanthos) of the family Leguminosae (pulse family), native to the eastern half of the United States but planted as a shade tree in many regions of...

Jack Russell terrier

(Encyclopedia)Jack Russell terrier, breed of dog developed in the 19th cent. by an English clergyman, the Rev. John (Parson Jack) Russell, 1795–1883, for hunting. The Jack Russell resembles the fox terrier and, l...

Jindal, Bobby

(Encyclopedia)Jindal, Bobby, 1971–, American politician, b. Baton Rouge, La., as Piyush Jindal. The son of immigrants from India, he attended Brown Univ. (B.S., 1991) and thereafter was a Rhodes scholar at Oxford...

Donovan, William Joseph

(Encyclopedia)Donovan, William Joseph dŏnˈəvən [key], 1883–1959, U.S. lawyer and government official, b. Buffalo, N.Y., grad. Columbia law school. Distinguished service in World War I won him medals and the n...

Ellsworth, Oliver

(Encyclopedia)Ellsworth, Oliver, 1745–1807, American political leader, 3d chief justice of the United States (1796–1800), b. Windsor, Conn. A Hartford lawyer, he was (1778–83) a member of the Continental Cong...

king snake

(Encyclopedia)king snake, name for a number of species of the genus Lampropeltis, nonvenomous, egg-laying, constricting snakes of North America which show much variation in color and markings. The common king snake...

kinkajou

(Encyclopedia)kinkajou kĭngˈkəjo͞oˌ [key], nocturnal, arboreal mammal, Potos flavus, found from Mexico to Brazil and related to the raccoon. It has a long, slender body with soft, short, woolly hair of any of ...

string theory

(Encyclopedia)string theory, description of elementary particles based on one-dimensional curves, or “strings,” instead of point particles. Superstring theory, which is string theory that contains a kind of sym...