CHICAGO — It was 8:15 on a Saturday morning when Woody Goss’ phone started buzzing.
Annoyed, he checked the screen to find that one of his birding groups was puzzling over a small white gull with distinctive black markings. The bird looked like a Ross’s gull — a very rare visitor from the high Arctic that last stopped for an extended visit at Chicago-area beaches in 1978.
But could it be?
