Calton: T & A D Poyser, (2001. third edition). Octavo, dustwrapper, 96 black and white photographs. The identification of the diurnal birds of prey is especially difficult. There is wide variation in plumage among some species, especially the eagles and buzzards, and in all species general outlines and wing positions..... More
Calton: T & A D Poyser, (2001. third edition). Octavo, dustwrapper, 96 black and white photographs, some minor tape marks, inscription. The identification of the diurnal birds of prey is especially difficult. There is wide variation in plumage among some species, especially the eagles and buzzards, and in all species..... More
London: Academic Press, 2000. Quarto, laminated boards, colour photographs, bumped corners WAS $69. Over a hundred superb colour photographs covering numerous aspects of condor natural history and recent conservation efforts. Includes historic photographs by William Finley and other conservationists working in the early 20th century. More