Birds of Northern South America An Identification Guide, Volume 1: Species Accounts Format:Paperback and richly illustrated with some

and richly illustrated with some 200 color photographs

the Mantax Blue is ideal for diameter measurement in any environment

- Innovative design for stability and accuracy in abrupt condition changes

such faith is dangerously unfounded

Birds of Northern South America An Identification Guide, Volume 1: Species Accounts Format:Paperback and richly illustrated with someThe two companion volumes of this extensive and detailed guide make a groundbreaking contribution to bird guide literature: they not only provide detailed accounts of every known bird species in the vast region from Ecuador to French Guiana but also, for the first time, illustrate virtually every plumage variation in full color. The illustrations include adult males and females where different as well as intermediate plumages, juveniles, subspecies,