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Illustration of a Wilson's Phalarope (Phalaropus tricolor) egg, 33 × 23.4 mm
Illustration © 2026 Lincoln Savi, Savi Made. Free to use with credit.

Phalaropus tricolor

  • 33 × 23.4 mm
Breeds in Canada, United States

Buffy, covered with brown blotches.

Sources of information

Size
Average of 57 eggs: Bent, Life Histories of North American Shore Birds, Part 1 (U.S. National Museum Bulletin 142, 1927), p. 31.
Agrees with: Cornell Lab of Ornithology, All About Birds: Wilson's Phalarope, Life History.
Description
Cornell Lab of Ornithology, All About Birds: Wilson's Phalarope, Life History.
Drawing checked against a photo: Bird Eggs of Canada photo (Royal Saskatchewan Museum).
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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