Gulls 



5 I. Herring Gull [Larus argmtatus), L, 24. /^ds,, 

 summer. White spaces at end of outer primaries 

 sometimes joined. Ads., winter , Similar, but head 

 and neck, streaked with grayish. Yn^, Above ashy 

 brown, margined and marked with buffy; wings brown- 

 ish black; tail the same; sometimes margined with 

 buffy; below ashy brown, sometimes lightly barred or 

 streaked with dusky. Notes. Cack-cack-cack; hah, hah, 

 hah, and other notes. 



Range.— Northern hemispherp: breeds fn Amerlirri from Maine, 

 (ireat Lakes. Minnesota, and Bdtlsh Columbia northward; winters 

 south li> Cuba ana Lower California. 



52. Vega Gull (Z,a?-j*5 w^t?). Similar to No. 51, but 

 back said to be darker; feet yellow. 



Range.— "Be ring Sea and adjacent waters; souih In winler to Cal- 

 ifornia and Japan." (A. O. U.) 



53. California Gull (Lurus califomicus). L. -zo. 

 Ads. Similar to No. 54 but larger; a red spot near tip 

 of lower mandible; white spot on outer primary, larger 

 and nearer end. Yng. Similar to No. 54 but darker; 

 tail nearly uniform f usi ,ous. 



Range. — Western North America; breeds chiefly In Interior, from 

 Utah to Lai. es ° , ;□'; winters (rom British Columbia to Mexico. 



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