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giant clam

(Encyclopedia)giant clam, common name for the largest bivalve mollusk in the world, Tridacna gigas, also known as the bear's paw clam. The giant clam may weigh over 500 lb (225 kg) and attain a length of over 4 ft ...

Japanese beetle

(Encyclopedia)Japanese beetle, common name for a destructive beetle, Popillia japonica, of the scarab beetle family. Accidentally imported to the United States from Japan, it was first discovered in New Jersey in 1...

cormorant

(Encyclopedia)cormorant kôrˈmərənt [key], common name for large aquatic birds, related to the gannet and the pelican, and found chiefly in temperate and tropical regions, usually on the sea but also on inland w...

Akasaki, Isamu

(Encyclopedia)Akasaki, Isamu, 1929–2021, Japanese physicist, b. Chiran, Japan, Kyoto Univ. (BA, 1942), Nagoya Univ. (Ph.D., 1964). Aftger graduating from college, Akasaki worked as an engineer before ...

Fiske, John

(Encyclopedia)Fiske, John, 1842–1901, American philosopher and historian, b. Hartford, Conn. Born Edmund Fisk Green, he changed his name in 1855 to John Fisk, adding the final e in 1860. He opened a law practice ...

Amaral, Tarsila do

(Encyclopedia)Amaral, Tarsila do, 1886–1973, Brazilian painter, usually known as Tarsila. She brought modern art to Brazil, mingling Brazilian themes with modernistic imagery in her paintings. After studying in B...

sea snake

(Encyclopedia)sea snake, name for any of the venomous marine snakes of the family Hydrophidae, found in tropical waters of the Indian and Pacific oceans. The sea snake's body is flattened laterally and its oarlike ...

Psilotophyta

(Encyclopedia)Psilotophyta sīlōˌtŏfˈətə [key], division of vascular plants consisting of only two genera, Psilotum and Tmesipteris, with very few species. These plants are characterized by the lack of roots,...

walking stick

(Encyclopedia)walking stick or stick insect, names applied to extremely longbodied, slow-moving, herbivorous insects, forming a single family in the order Phasmatodea. Walking sticks have green, gray, or brown bodi...

Xerxes I

(Encyclopedia)Xerxes I (Xerxes the Great) zûrkˈsēz [key], d. 465 b.c., king of ancient Persia (486–465 b.c.). His name in Old Persian is Khshayarsha, in the Bible Ahasuerus. He was the son of Darius I and Atos...