. . . . . . . . "1947-12-01T00:00:00Z"^^ . . "Cardellina pusilla" . . "Coleoptera" . . "Robbins, C. S. 1949. Wilson's Warbler in Maryland in late December. Auk 66:207-208." . . . . "Allen Hurlbert. 2017. Avian Diet Database." .