General
Prothonotary Warbler: Medium-sized warbler with olive-green back and gray wings and tail. Head, neck, and underparts are vibrant yellow; undertail coverts are white. Female and juvenile are duller and have olive-green wash on heads and faces.
Range and Habitat
Prothonotary Warbler: Breeds mainly in the southern and southeastern states north to Minnesota, Michigan, and New York. During migration, it may appear from California to Maine. Spends winters in the tropics from coastal Yucatan Peninsula to areas south. Preferred habitats include wooded swamps, flooded bottomland forests, and streams with dead trees.
Breeding and Nesting
Prothonotary Warbler: Four to six pink or cream eggs, spotted with brown and gray, are laid in a tree cavity, stump hole, birdhouse, or other man-made structure, such as a mailbox. The cavity is stuffed with mosses to form a nest cup. Incubation ranges from 12 to 14 days and is carried out by the female.
Foraging and Feeding
Prothonotary Warbler: Eats mostly insects, but also fruits and seeds; forages in trees, shrubs, and on the ground.
Readily Eats
Sugar Water, Fruit, Nut Pieces
Vocalization
Prothonotary Warbler: Song is a ringing "sweet-sweet-sweet-sweet-sweet -sweet-sweet"; also a canary-like flight song. Call is a loud, metallic "chip."
Similar Species
Prothonotary Warbler: Blue-winged Warbler has black eye ling and white wing bars. Female Yellow Warbler has yellow wings and undertail coverts.