Burrowing Owl BUOW
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Burrowing Owl BUOW
Burrowing Owl BUOW

Burrowing Owl BUOW
Burrowing Owl BUOW

Burrowing Owl BUOW
Burrowing Owl BUOW

Burrowing Owl BUOW
Burrowing Owl BUOW

Burrowing Owl BUOW
Burrowing Owl BUOW

Burrowing Owl BUOW
Burrowing Owl BUOW

Burrowing Owl BUOW
Burrowing Owl BUOW

Burrowing Owl BUOW
Burrowing Owl BUOW

Burrowing Owl BUOW
Burrowing Owl BUOW nest

Burrowing Owl BUOW nest
Burrowing Owl BUOW nest

Burrowing Owl BUOW nest
Burrowing Owl BUOW auricular study

Burrowing Owl BUOW
Burrowing Owl BUOW meatus

Burrowing Owl BUOW meatus
Burrowing Owl BUOW feather tracks

Burrowing Owl BUOW feather tracks
Burrowing Owl BUOW sonus auricular

Burrowing Owl BUOW sonus auricular
Burrowing Owl BUOW barb spacing

Burrowing Owl BUOW barb spacing
Burrowing Owl BUOW barb angle

Burrowing Owl BUOW barb angle
Burrowing Owl BUOW plucked auriculars

Burrowing Owl BUOW plucked auriculars
Burrowing Owl BUOW pluck locations

Burrowing Owl BUOW plucked locations
Burrowing Owl BUOW plucked facial feathers

Burrowing Owl BUOW plucked facial feathers
Microscopy @ 50x 150x 300x proximal sonus auricular.

Burrowing Owl BUOW proximal sonus
Distal and medial microscopy.

Burrowing Owl BUOW distal sonus
Burrowing Owl BUOW