This title in the series (PBBA) is book 4 of 4 published.

Hardcover; illustrated boards.

Like new condition, never used. Internally clean. Unmarked, with only minimal storage wear to covers.

Color illustrations, both photographs and artwork, 64 pages devoted exclusively to the three species in the title. Chapters on their husbandry, breeding, feeding, genetics and more.

Very rare in the U.S., highly regarded work, part of the PBBA series, fourth book. The other three books in the series are available and will be listed separately (Siskins & Goldfinches; Greenfinches; Redpolls, Twites & Linnets).