IWRC Raptor ID Series
 
Gyrfalcon Characteristics
 
 
 

(photo of tip of wing needed)
 
pale bluish bill with dark tip
circular nostrils
  
broad body
  
8th & 10th primary the
same length
             
Light, intermediate & dark phases
 
light phase
(photo needed)
 
intermediate phase

Photo courtesy
Cascades Raptor Center
  
dark phase
(photo needed)
 
 
white head
white plumage
black wing tips
  
gray plumage
 
black head
black plumage
 
             
 
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