Astur cooperii
- 49 × 38.5 mm
- Clutch: 2–6 eggs
Breeds in Canada, United States, Mexico
Pale blue to bluish white.
Sources of information
- Size
- Average of 62 eggs: Bent, Life Histories of North American Birds of Prey, Part 1 (U.S. National Museum Bulletin 167, 1937), p. 115.
Agrees with: Cornell Lab of Ornithology, All About Birds: Cooper's Hawk, Life History. - Description
- Cornell Lab of Ornithology, All About Birds: Cooper's Hawk, Life History.
Drawing checked against a photo: Bird Eggs of Canada photo (Royal Alberta 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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