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Illustration of a Red Knot (Calidris canutus) egg, 43.1 × 29.6 mm
Illustration © 2026 Lincoln Savi, Savi Made. Free to use with credit.

Calidris canutus

  • 43.1 × 29.6 mm
  • Clutch: 3–4 eggs
Breeds in Canada, United States

Faint olive to deep olive-buff with dark markings, denser at large end.

Sources of information

Size
Average of 42 eggs: Bent, Life Histories of North American Shore Birds, Part 1 (U.S. National Museum Bulletin 142, 1927), p. 137.
Agrees with: Cornell Lab of Ornithology, All About Birds: Red Knot, Life History.
Description
Cornell Lab of Ornithology, All About Birds: Red Knot, Life History.
Drawing checked against a photo: Bird Eggs of Canada photo (Royal Ontario 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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