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rook

rook, term used for a common Eurasian bird (genus Corvus ) of the family Corvidae ( Crow family), smaller than the American crow. The jackdaw is a European species of the genus. Rooks nest in large colonies, whence the term rookery. They are classified in the phylum Chordata , subphylum Vertebrata, class Aves, order Passeriformes, family Corvidae.

The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2012, Columbia University Press. All rights reserved.

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