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Illustration of a Black-capped Vireo (Vireo atricapilla) egg, 17.6 × 13.1 mm
Illustration © 2026 Lincoln Savi, Savi Made. Free to use with credit.

Vireo atricapilla

  • 17.6 × 13.1 mm
  • Clutch: 2–5 eggs
Breeds in United States, Mexico

Smooth and white.

Sources of information

Size
Average of 50 eggs: Bent, Life Histories of North American Wagtails, Shrikes, Vireos, and Their Allies (U.S. National Museum Bulletin 197, 1950), p. 224.
Description
Cornell Lab of Ornithology, All About Birds: Black-capped Vireo, Life History.
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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