That eats worms for food. Worm-eating Warbler, the bird Helminthotherus vermivorus of the eastern U.S.

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1817.  Stephens, in Shaw’s Gen. Zool., X. 730. Worm-eating Warbler. Sylvia vermivora.… Inhabits Pensylvania.

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1831.  Swainson & Richardson, Fauna Bor.-Amer., II. 204. The worm-eating Warblers (Vermivoræ).

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1872.  Coues, Key N. Amer. Birds, 93. Helmi[ntho]therus vermivorus. Worm-eating Warbler.

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