Larus smithsonianus
- 72.3 × 50.5 mm
- Clutch: 1–3 eggs
Breeds in Canada, United States
Light olive, buff, or greenish with darker splotches or speckling.
Sources of information
- Size
- Average of 45 eggs: Bent, A. C. 1921. Life Histories of North American Gulls and Terns. U.S. National Museum Bulletin 113, scan p. 164.
- Description
- Cornell Lab of Ornithology, All About Birds: Herring Gull, Life History.
Drawing checked against a photo: Wikimedia Commons 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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