People often describe the house wren as plain because the bird has simple brown colors. But don't disregard these backyard guests. House wrens measure 4 3/4 inches long with a wingspan of 6 inches.

A small bird is one of the first to respond to these ... undoubtedly be littered with white pillow feathers mixed with brown wren feathers. This fact does not deter the widespread wrens.

All populations brownish above, paler gray-brown or gray ... Migration: most birds in North America migratory. Major spring movement follows that of the winter wren; major fall movement precedes ...

Vocal and plumage variation in the Bewick’s wren is extensive ... Plumage variable, but all subspecies gray-brown to rufous-brown above, gray-white below, with long, pale supercilium.