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surfperch

(Encyclopedia)surfperch, any member of the family Embiotocidae, a large family of spiny-finned, carnivorous fishes of the perch order. Also known as seaperches and surf fish, most surfperches are found off sandy sh...

Tutuila

(Encyclopedia)Tutuila to͞oto͞oēˈlä [key], island (2010 pop. 54,359), 52 sq mi (135 sq km), largest island of American Samoa. The capital and principal harbor is Pago Pago. The island has a rugged eastern area,...

Bonneville Dam

(Encyclopedia)Bonneville Dam bŏnˈəvĭl [key], one of the major dams on the Columbia River where it passes through the Cascade Mts., between Oregon and Wash. The dam, 2,690 ft (820 m) long and 197 ft (60 m) high,...

biogenetic law

(Encyclopedia)biogenetic law, in biology, a law stating that the earlier stages of embryos of species advanced in the evolutionary process, such as humans, resemble the embryos of ancestral species, such as fish. T...

bionics

(Encyclopedia)bionics, the study of living systems with the intention of applying their principles to the design of engineering systems. Drawing on interdisciplinary research in the mechanical and life sciences, bi...

Peterhead

(Encyclopedia)Peterhead pētərhĕdˈ [key], town (1991 pop. 16,804), Aberdeenshire, NE Scotland, on a peninsula on the North Sea. It is the easternmost town, with a good harbor, of Scotland. Chiefly a center of he...

dentition

(Encyclopedia)dentition, kind, number, and arrangement of the teeth of humans and other animals. During the course of evolution, teeth were derived from bony body scales similar to the placoid scales on the skin of...

axolotl

(Encyclopedia)axolotl ăkˈsəlŏtˌəl [key], a salamander, Ambystoma mexicanum, found in certain lakes in the region of Mexico City, which reaches reproductive maturity without losing its larval characteristics. ...

Buryat Republic

(Encyclopedia)Buryat Republic bo͝oryätˈēə [key], constituent republic (2020 est. pop. 985,431), c.135,600 sq mi ...

water mold

(Encyclopedia)water mold, common name for a group of multinucleated organisms that superficially resemble fungi but are now recognized as having an independent evolutionary lineage and are placed in the kingdom Pro...