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Illustration of a Variable Seedeater (Sporophila corvina) egg, 17.4 × 13 mm
Illustration © 2026 Lincoln Savi, Savi Made. Free to use with credit.

Sporophila corvina

  • 17.4 × 13 mm
  • Clutch: 2 eggs
Breeds in Mexico, Central America (6 countries) and South America (3 countries)
show all 10Mexico: Mexico
Central America: Belize, Costa Rica, Guatemala, Honduras, Nicaragua, Panama
South America: Colombia, Ecuador, Peru

Pale grey or blue-grey, finely speckled or blotched with cinnamon to dark brown, with some black spots and scrawls, crowded at the thick end.

Sources of information

Size
Average of 23 eggs: Skutch, A. F. 1954. Life histories of Central American birds. Pacific Coast Avifauna 31., p. 23.
Agrees with: Huber, W. 1932. Proc. Acad. Nat. Sci. Philadelphia 84: 241–242, quoted in Wetmore, A., R. F. Pasquier & S. L. Olson 1984. The birds of the Republic of Panamá, part 4. Smithsonian Miscellaneous Collections 150(4)., p. 568.
Description
Skutch 1954, Life Histories of Central American Birds (Pacific Coast Avifauna 31).
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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