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Eggs

Illustration of a Bushtit (Psaltriparus minimus) egg, 13.7 × 10.1 mm
Illustration © 2026 Lincoln Savi, Savi Made. Free to use with credit.

Psaltriparus minimus

  • 13.7 × 10.1 mm
  • Clutch: 4–10 eggs
Breeds in Canada, United States, Mexico, Guatemala

White and smooth.

Sources of information

Size
Average of 50 eggs: Bent, Life Histories of North American Jays, Crows, and Titmice (U.S. National Museum Bulletin 191, 1946).
Description
Cornell Lab of Ornithology, All About Birds: Bushtit, 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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