Download PDF by William S Clark; Brian K Wheeler; National Audubon Society.;: A field guide to hawks, North America

By William S Clark; Brian K Wheeler; National Audubon Society.; National Wildlife Federation

ISBN-10: 0395360013

ISBN-13: 9780395360019

ISBN-10: 0395441129

ISBN-13: 9780395441121

ISBN-10: 0395936152

ISBN-13: 9780395936153

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Extra info for A field guide to hawks, North America

Sample text

U on uppertaU coverts and equal-width dark and light tail bands. [e] ADULT. ZH(Js/ic. Some adulLs have Fine whitish streaks in bib. Note paddle-shaFed wings. I. - S II () U L 0 [H E D 111\ 'vV K Buteo Ijl1elllll,~ P. cd buteo with long tail and legs. \Vingtips reach three­ quarters of wa y down tail on adults; somewhat less on juveniles . [a] ADULT, LlIlEATUS . Note ntfous shoulder, hlaclz-aml-wl1ite checkered wing coverts, Mach tail with lUI/TOW 'while bands, and long legs. Adult lineutus has noticeahle brown strcaking on rufous barred under­ parts.

G] JUVENILE, EXT/MUS . Similar to lil1eaLlI-S , but und erparts arc narrowl" streaked, heavier on hreast (bib), leg feath e rs are barred , and tail lacks rufous on hase and wide unhand ed tip. [h] JUVENILE, ELEGAIIS. Uppcrparts and tail are adultlike. Head has tawny superciliaries and checks and dark throat. Underparts are heavily barred. 2. RED IIiI PL ,ITES PLATE 16 RED-SHOULDER ED HAVVK Buteolineu/us P. ) Medium-sized buteo with long tail. Adults have rufous under­ parts and underwing coverts and bold bk/ck-al1d-wltite mad~jl1gs 011 [01 flight f eathers; tlteir bluch tail shows 3 or 4 lUI/TOW while bands.

Mexican adults show rufous in primari e s. l[ d] ADULT. Head and upperparLs arc gray-bn)lln to brown. ])' U on uppertaU coverts and equal-width dark and light tail bands. [e] ADULT. ZH(Js/ic. Some adulLs have Fine whitish streaks in bib. Note paddle-shaFed wings. I. - S II () U L 0 [H E D 111\ 'vV K Buteo Ijl1elllll,~ P. cd buteo with long tail and legs. \Vingtips reach three­ quarters of wa y down tail on adults; somewhat less on juveniles . [a] ADULT, LlIlEATUS . Note ntfous shoulder, hlaclz-aml-wl1ite checkered wing coverts, Mach tail with lUI/TOW 'while bands, and long legs.

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A field guide to hawks, North America by William S Clark; Brian K Wheeler; National Audubon Society.; National Wildlife Federation


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