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Illustration of a Galapagos Shearwater (Puffinus subalaris) egg, 51.2 × 35.1 mm
Illustration © 2026 Lincoln Savi, Savi Made. Free to use with credit.

Puffinus subalaris

  • 51.2 × 35.1 mm (approx.)
Breeds in Ecuador

Unmarked white, smooth, usually without gloss.

Sources of information

Size
Oates, E. W. 1901. Catalogue of the Collection of Birds' Eggs in the British Museum, vol. 1. London., p. 154.
Description
Oates 1901 (BM Egg Catalogue vol 1).
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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