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This work by Matthew Wills is licensed under a Creative Commons Attribution-Noncommercial-No Derivative Works 3.0 United States License.
Backyard and Beyond
Starting out from Brooklyn, an amateur naturalist explores our world. "The place to observe nature is where you are."—John Burroughs
This work by Matthew Wills is licensed under a Creative Commons Attribution-Noncommercial-No Derivative Works 3.0 United States License.
Backyard and Beyond 
The feather on the Swallow nest obviously is not structural. Does this imply an aesthetician sensibility in barn swallows?