Appendix, 



placed by dark brown. A rare species, probably 

 breeding in the dense forests of the Sierra Nevada 

 Mountains, and occasionally wintering in the 

 valleys and foothills. 



29. Desert Sparrow-Hawk; Falco sparverius 

 deserticolus Mearns. 



One of the smallest and most familiar of American 

 falcons. Length of male nine, of female eleven 

 inches. Top of head bluish gray, enclosing a 

 patch of chestnut; back reddish brown in the 

 female, barred w^ith black; wings bluish gray or 

 slaty, the quills brownish black with numerous 

 white markings; tail reddish brown, white tipped, 

 and with one broad black bar in the male, and 

 with numerous narrow bars in the female. The 

 sides of the head are conspicuously marked with 

 lines of black and white below the eyes. Under 

 parts white, buffy or rufous, spotted in the male 

 with black and streaked in the female with dark 

 brown. Abundant and generally distributed 

 throughout the State. 



30. American Osprey ; Fish-Hawk; P^W/W i*^/- 

 iaetus caroUnensis (Gmel.). 



Length twenty-three inches. Head and neck 

 white, somewhat streaked with blackish ; 

 back dark brown more or less white edged ; 

 lower parts white. The female is similar to the 

 male, but the breast is distinctly spotted with 

 brown, while in the male the breast is nearly or 

 quite free from markings. Found both on the 

 coast and on the lakes and rivers of the interior 

 in suitable places. 



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