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Illustration of a Glacier Finch (Idiopsar speculifer) egg, 26.4 × 17.7 mm
Illustration © 2026 Lincoln Savi, Savi Made. Free to use with credit.

Idiopsar speculifer

  • 26.4 × 17.7 mm
Breeds in Bolivia, Chile, Peru

Green, speckled and blotched with brown and violet.

Sources of information

Size
Average of 4 eggs: Schönwetter, M. 1960–1992. Handbuch der Oologie (ed. W. Meise), Lieferung 29–36. Akademie-Verlag, Berlin., p. 255.
Description
de la Peña 2025 (Aves Argentinas tomo 12).
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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