Snowy Owl 



Nyctea scandiaca 



Wm-wWUwUVAAM 



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Northern Hawk-owl 



Surnia ulula 



LL 14; Dec. 20, 1981; 

 Pablo Reservoir 

 n=12 



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Northern Pygmy-owl 



Glaucidium gnoma 



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Burrowing Owl 



Speotyto cunicularia 



(formerly genus Athene) 

 TES 



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