Contributor
Michael Patterson Media from this contributor Profile
Date
Location
St Vrain Drainage (Private Property)
Boulder, Colorado, United States
Media from this location Illustrated Checklist- Age
- Not specified
- Sex
- Not specified
Observation details
White eyeline above a black mask. Faint white wing spot. Tail patterning diagnostic of BTBW hatch year female .
Technical information
- Dimensions
- 832 pixels x 1782 pixels
- Original file size
- 220.07 KB