American Herring Gulls in breeding plumage, Fairbanks, Alaska; to the right is a closeup of the right hand bird’s bill A reader asked why some of the gulls currently being featured in recent Return of Bird of the Week series have a red spot on their bill. More recently, Mrs. WC reminded WC of a […]
Field Notes: The Gonydeal Spot — Wickersham’s Conscience
perchspective.com 