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Eggs

Illustration of a Double-collared Seedeater (Sporophila caerulescens) egg, 17.3 × 12.3 mm
Illustration © 2026 Lincoln Savi, Savi Made. Free to use with credit.

Sporophila caerulescens

  • 17.3 × 12.3 mm
  • Clutch: 3 eggs
Breeds in Argentina, Bolivia, Brazil, Colombia, Paraguay, Uruguay

Whitish, cream or greenish white, spotted brown and grey with black dots all over; almost glossless.

Sources of information

Size
Average of 25 eggs: de la Peña, M. R. 2025. Aves Argentinas: descripción, comportamiento, reproducción y distribución. Comunicaciones del Museo Provincial de Ciencias Naturales "Florentino Ameghino" (Nueva Serie). Santa Fe., tomo 12, p. 141.
Description
de la Peña 2025 (Aves Argentinas tomo 12); secondary: Ogilvie-Grant 1912 (BM Egg Catalogue vol 5).
Drawing checked against a photo: de la Peña 2025, Aves Argentinas tomo 12, p. 141.
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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