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Males | Females
| Winter males
| Young | Groups
| Compared
| Action
| Action 2 |
Action 3 | |
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Common Merganser Mergus merganser |
Yellowstone National Park Teton County, Wyoming 2 Jul 2009 |
by Cliff Miles ©Cliff Miles |
Common Merganser Mergus merganser |
Female with young Causey Reservoir Weber County, Utah Spring 2008 |
by Scott Baxter ©Scott Baxter |