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Illustration of a Hermit Thrush (Catharus guttatus) egg, 22.1 × 16.8 mm
Illustration © 2026 Lincoln Savi, Savi Made. Free to use with credit.

Catharus guttatus

  • 22.1 × 16.8 mm
  • Clutch: 3–6 eggs
Breeds in Canada, United States

Light blue, sometimes spotted with brown.

Sources of information

Size
Average of 40 eggs: Bent, Life Histories of North American Thrushes, Kinglets, and Their Allies (U.S. National Museum Bulletin 196, 1949).
Agrees with: Cornell Lab of Ornithology, All About Birds: Hermit Thrush, Life History.
Description
Cornell Lab of Ornithology, All About Birds: Hermit Thrush, 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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