STATUS-UNDETERMINED BIRDS 



A status-undetermined species or subspecies is one that has been suggested as possibly- 

 threatened with extinction, but about which there is not enough information to determine 

 its status. More information is needed. 



Wood, Ibis, Mycteria americana 



Resident from Florida and Gulf Coast south on both coasts of Mexico and central 

 America to southern South America. 



White-Faced Ibis , Plegadis chihi 



Breeds from eastern Oregon, southern Idaho, northern Utah, Colorado, and 

 Nebraska south locally to southern South America. 



Red-Bellied Red-Shouldered Hawk, Butei lineatus elegans 



Resident in Sacramento and San Joaquin Valleys and southern coastal lowlands of 

 California south to northern Baja California. 



Puerto Rican Broad-Winged Hawk, Buteo platypterus brunnescens 



Resident locally in small numbers in Puerto Rico chiefly in El Yunque but also at 

 Utuado and Maricao . 



Ferruginous Hawk, Buteo regalis 



Breeds from eastern Washington and southwestern Manitoba south to Nevada and 

 western Oklahoma . Winters chiefly from southwestern United States south to 

 northern Mexico . 



American Osprey, Pandion haliaetus carolinensis 



Breeds from northern Alaska south to Baja California and Sonora, east to southern 

 Labrador, Newfoundland, and southern Florida. Winters from southern United 

 States south to South America . 



Audubon's Caracara, Caracara cheriway audubonii 



Resident from southern Arizona, southern Texas, and central Florida south to 

 western Panama and Cuba . 



Northern Aplomado Falcon, Falco fermoalis septentrionalis 



Bred formerly from southern Arizona, southwestern New Mexico, and southern 

 Texas south to southern Mexico . 



Prairie Pigeon Hawk, Falco columbarius richardsonii 



Breeds from southern Alberta, southern Saskatchewan, and southwestern Manitoba 

 south to northern Montana and northern North Dakota. Winters from Wyoming and 

 California south to northern Mexico . 



Eastern Pigeon Hawk, Falco c . columbarius 



Breeds from northern Manitoba east to Labrador and Newfoundland south to north- 

 eastern North Dakota, northern Minnesota, northern Michigan, northern New York, 

 Maine , and Nova Scotia . Winters from southern Texas east to South Carolina and 

 south to the West Indies and northern South America . 



203 



