Hawks at a distance: identification of migrant raptors
Auteur :
Liguori, Jerry
Éditeur :
Princeton University Press
ISBN :
9780691135595
Date de publication :
3 avr. 2011
Dimensions :
21,6 x 15,2 cm
Poids :
454 g
Format :
Trade paperback (US)
Langue :
Anglais
Pays d'origine :
USA
A guide to identifying migrant raptors. It illustrates twenty-nine species in various lighting situations and settings. It features 558 color photos and 896 black-and-white images depicting plumage and shape characteristics. It covers various aspects of in-flight hawk identification, including flight style and behavior.