APPENDIX 



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; Pandion haliaeius caro- 

 Unensis (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. 



ARTIFICIAL KEY TO THE OWLS 



A. With ear tufts or horns. 



I. Size very large (2 feet long) ; throat conspicuously white. 



Dusky Horned Owl 39 



II. Size medium (length 1 5 inches) ; ear tufts long and conspicuous. 



Long-eared Owl 32 



III. Size small (length 9 inches) . 



1 . Toes feathered ; color mottled gray and brown. 



California Screech-Owl 37 



2. Toes unfeathered. 



Flammulated Screech-Owl 38 



B. Head without ear tufts. 



I. Size very large (length 28 inches). 



Great Gray Owl 35 



II. Size medium (length 1 6 to 19 inches). 



1 . Plumage brown, barred and spotted gray above and below. 



Spotted Owl 34 



2. Plumage tawny, streaked with brown; throat white. 



Short-eared Owl 33 



3. Plumage fawn color (more or less white below), finely dotted 

 with black and white. Prominent facial disks. 



Barn-Owl 31 



III. Size small (length 7 to 9 inches). 



\ . Feet very long and slender, largely naked ; an inhabitant of the 

 ground. 



Burrowing Owl 40 



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