| The black-headed duck most often parasitizes other waterfowl and marsh-nesting birds. |
| Our target species these past weeks were not raptors, waders, or waterfowl, but were, in fact, songbirds, specifically warblers. |
| Raptors, colonial birds, shorebirds, wading birds, and waterfowl can all be found feeding and nesting on various islands in the Bay. |
| Another new duck for us was the exquisite Harlequin Duck, a waterfowl rarely spotted close to shore. |
| Large birds including ptarmigan and waterfowl are the most common prey item of the Gyrfalcon. |
| The central feature of the refuge, however, is the diversity and abundance of waterfowl and prairie birds. |
