Glossary.
Barred—Marked with transverse lines. Bib—Whole throat, with upper breast of same color, sharply defined. Cap—Entire top of head defined by an oval patch of distinct and contrasting color. Crest—A tuft of feathers carried erect on top or back of head. Crown-patch—Smaller and less sharply defined than cap. Hood—Whole head and neck all around of same color. Mask—Forehead, together with broad stripe through eye, of same color. Mottled—Colors and markings blended in no distinct patterns. Patch—An oddly-shaped and conspicuous mark, never round. Rump—The extreme lower portion of the back next the tail (easily seen in flight). Spotted—Marked with nearly round spots or one irregular spot. Streaked—Marked with longitudinal lines or streaks. Variegated—Showing a variety of colors and markings. Wing-Bar—A line, usually white, running obliquely across wing.