Definition of northern shrike in English:
northern shrike
noun
(More fully "great northern shrike") a large migratory shrike with grey and black upperparts, white underparts, and a black mask, Lanius borealis, which breeds in northern regions of Eurasia and North America.
Occasionally classified as the great grey shrike, L. excubitor, or a subspecies of this.
Origin
Late 18th century; earliest use found in John Latham (1740–1837), naturalist.
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