RD-160212064   A Black-throated Sparrow (Amphispiza bilineata) male singing from a perch on the fruits of a Fishhook Barrel Cactus (Ferocactus wislizeni) in the Sonoran Desert (Arizona)
Rich and Margie Wagner | WildNaturePhotos  /  #tucson   /  30 of 47        Show captionHide caption