Skip to content
Illustration of a White-faced Ibis (Plegadis chihi) egg, 51.5 × 36 mm
Illustration © 2026 Lincoln Savi, Savi Made. Free to use with credit.

Plegadis chihi

  • 51.5 × 36 mm
  • Clutch: 3–5 eggs
Breeds in United States, Mexico, Argentina, Bolivia, Brazil, Chile, Paraguay, Uruguay

Turquoise to pale bluish green, unmarked.

Sources of information

Size
Average of 46 eggs: Bent, Life Histories of North American Marsh Birds (U.S. National Museum Bulletin 135, 1927), p. 54.
Agrees with: Cornell Lab of Ornithology, All About Birds: White-faced Ibis, Life History.
Description
Cornell Lab of Ornithology, All About Birds: White-faced Ibis, Life History.
Drawing checked against a photo: Bird Eggs of Canada photo (Royal Alberta Museum); de la Peña 2025, Aves Argentinas tomo 6, p. 250.
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).

Know something more about this egg, or spotted a mistake? Message us.