Species: Lanius ludovicianus
Encyclopedia of Puget Sound

Slightly smaller than American robin (TURDUS MIGRATORIUS); total length averages 23 cm; stout, hooked, all-dark bill; bluish-gray head and back; white or grayish-white underparts, very faintly barred in adults; broad black mask extending above eye and thinly across top of bill; gray to whitish rump; black tail with white tip; large white patches in the black wings; juveniles are paler and barred overall, with brownish-gray upperparts and buffy wing patches; males and females are similar in appearance (Miller 1931, NGS 1983, Fraser and Luukkonen 1986). Most nests are made of coarse twigs with a lining of plant material and animal hair (Fraser and Luukkonen 1986).
Articles:
This article was originally published by the Washington Department of Fish and Wildlife as part of its annual report Threatened and Endangered Wildlife in Washington.

Classification
Aves
Passeriformes
Laniidae
Lanius
NatureServe
Classification
Ecology and Life History
Slightly smaller than American robin (TURDUS MIGRATORIUS); total length averages 23 cm; stout, hooked, all-dark bill; bluish-gray head and back; white or grayish-white underparts, very faintly barred in adults; broad black mask extending above eye and thinly across top of bill; gray to whitish rump; black tail with white tip; large white patches in the black wings; juveniles are paler and barred overall, with brownish-gray upperparts and buffy wing patches; males and females are similar in appearance (Miller 1931, NGS 1983, Fraser and Luukkonen 1986). Most nests are made of coarse twigs with a lining of plant material and animal hair (Fraser and Luukkonen 1986).