| Answer | Crossword Clue |
|---|---|
| LOON | Great northern diver. |
| LOON | Great northern diver |
| AUK | Northern diver |
| AUK | Web-footed northern diver |
| LOON | Great diver |
| LOONS | Great northern divers. |
| LOONS | Great northern divers |
| ONTARIO | Its official bird is the great northern loon |
