THE NATIONAL GEOGRAPHIC MAGAZINE 



) National Geoffraphii. Society 



raphii. Society , - a 



Ul'ipcr; male (ri,!L,'hl) 

 female in nesting- hole 



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[( !\ tinp si\lh natural size 



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XpIHti nil i[( !\ tine si 

 ^lOEOIJ IIAWK J 

 Lower; adull male (right), 

 imiiiaLure female (leit) 



