Hawks at a Distance Identification of Migrant Raptors
- 作者
- 出版社 Princeton University Press
- 出版时间 2011年4月
- ISBN 9780691135595
- 定价 341.27
内容简介
Theultimatemust-haveguideforidentifyingmigrantraptors,HawksataDistanceisthefirstvolumetofocusondistantraptorsastheyaretrulyseeninthefield.JerryLiguori,aleadingexpertonNorthAmericanraptors,factorsinnewinformationandapproachesforidentifyingtwenty-ninespeciesofraptorinvariouslightingsituationsandsettings.Thefieldguide'snineteenfull-colorportraits,558colorphotos,and896black-and-whiteimagesportrayshapesandplumagesforeachspeciesfromallangles.Usefulflightidentificationcriteriaareprovidedandtheaccompanyingtextdiscussesallaspectsofin-flighthawkidentification,includingflightstyleandbehavior.Concentratingonfeaturesthataregenuinelyobservableatadistance,thisconciseandpracticalfieldguideisidealforanyaspiringorexperiencedhawkenthusiast.*Thefirstguidetofocusondistantraptorsastheyareviewedinthefield*Newinformationandapproachesforidentifyingdistantraptors*Illustratestwenty-ninespeciesinvariouslightingsituationsandsettings*558colorphotosand896black-and-whiteimagesdepictingplumageandshapecharacteristics*Allaspectsofin-flighthawkidentification,includingflightstyleandbehavior,
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