Hawks 



356. Duck Hawk {FaL-o pengrinus anxtum). L. 

 <f, 16; 9. ly- Sides of throat black. Ads. Above 

 bluisll Slate; below buffy. Ym. Above blackish 

 margined with rusty; tail with broKen rusty bare and 

 whitish tip; below deep rusty buff streaked with bl"n;k- 

 ish; under surface Of wmg uniformly barred. Notes. 

 Loud screams and noisy cacklings. (Bendire.) 



Range. — Wesiern Hemisphere; breeds locally from Southern States 

 10 Arctic rag-Ions; winters from Northerti Slates southward; more 

 common west ut Rocky Mo'jntains. 



356a. Pcale Falcon IF. p. psalei). Ads. Crown 

 uniform witli back; chest heavily spotted with blackish; 

 bars of remaining underparts very broad. (Kidgw.) 



Range. — "Pacific caast region of North Amsriea from Oregon to the 

 Aleutian and Coromander Islands, breeding throughoiit its range.'' 

 (A. O. U.) 



357. Pigeon Hawk {Falco columharius). L. t^, 

 10.5; 9, 1^ Two outer primaries notched. Ad. c?. 

 Above slaty blue; middle tail feather with not more 

 than/mif black hands. Ad. ¥ and Yng. Above dark 

 blackish brown; bars in middle tail feather five or less; 

 below more heavily barred than in (^. 



Range.— North America; breeds chiefly north of United States from 

 Rocky Mountains and westward; breeds from Colorado and California 

 north to Alaska; winters from Gulf Stales, Culyiado and Calilujnia. 

 south to northern South America. 



357a. Black Merlin {F. c. mckleyi). Similar to No. 

 357, but rduch darker above and more heavily marked 

 below; bars on tail and under side of wing nearly ob- 

 solete. 



Rang-e.— Pacific cOast from northern California to Sitka; east 10 

 pastern Oregon and Washington. 



358. Richardson Merlin [Falco richardsonii) . Re- 

 sembles No. 357, but is paler and has the central tail 

 feather crossed by six light bars, counting the terminal 

 one. 



Range.— Intsrior of North America frnm eastern border of Great 

 Plains west; rare west of Rockies; north to, at least, latituae 53''; 

 south to Mexico. 



359. AplomadO Falcon {Falco fusco'cxrulsscens^ . 

 L. f^, 16; ?, 17.5. Middle of belly black. Ads. 

 Above slaty gray; breast buff, lower belly rusty. Yng. 

 Similar but grayish brown above, belly paler. 



Range.— South and Central America north to southern border of the 

 United Stales. 



360. Sparrow Hawk [Falco sparverms). L. w; 

 9, II. Ad. c?- Tail with One black bar; below 

 spotted. Ad. ?, Whole bad" barred; tail with num- 

 erous black bars; below streamed. Notes. A rapidly re- 

 peated htUy-Mly-killy, usually uttered while on the 

 wing. 



Range. — Eastern North America west to Rocky Mountains; breed? 

 IfomGulf States to Hudson Bay; winters from smithprn Illinois and New 

 Jersey southward. 



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