2019 Photograph, Killdeer, a Plover (Charadrius vociferus, Sandpiper Family, Scolopacidae) displaying (head down and neck ruff flared and tail spread), Huntley Meadows, Alexandria, Virginia, © 2020.
September is a little late for courtship, so this may be some kind of warning display between two males.
You are hearing a Killdeer calling while in flight. |
