Mergus serrator
- 64.5 × 45 mm
- Clutch: 3–24 eggs
Breeds in Canada, United States
Olive-buff.
Sources of information
- Size
- Average of 85 eggs: Bent, Life Histories of North American Wild Fowl, Part 1 (U.S. National Museum Bulletin 126, 1923), p. 16.
Agrees with: Cornell Lab of Ornithology, All About Birds: Red-breasted Merganser, Life History. - Description
- Cornell Lab of Ornithology, All About Birds: Red-breasted Merganser, Life History.
Drawing checked against a photo: Bird Eggs of Canada photo (Royal Saskatchewan Museum). - Clutch
- Cornell Lab of Ornithology, All About Birds.
- Shape
- Drawn from the length and width, with the taper estimated from the typical eggs of its group (how these eggs are drawn).
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