"Plumage of Bird. Bohemian Chatterer (Bombycilla garrula). a, primaries; b, secondaries; c, coverts; d, scapulars; e, tail feathers; f, forehead; g, sinciput; h, occiput." — Winston's Encyclopedia, 1919

Plumage of Bird

"Plumage of Bird. Bohemian Chatterer (Bombycilla garrula). a, primaries; b, secondaries; c, coverts;…