Appearance: Cerulean warblers are small 4.3″ long birds with sky-blue above, white wing bars, darker blue streaks on the back, white belly, steel/blue neck band & stripes on the sides. The females are light blue/green above, with soft yellow bellies, brown wings, and a bit of white under the eye.
Diet: Insects and plants.
Feeder food: Unlikely to visit the feeder.
Habitat: Deciduous forests with mature tall trees.
Nesting: Cup-shaped nests of twigs, grass, and spiderwebs placed in trees 16-115′ up. 1 brood/season, 1-5 eggs/brood, eggs are .6-.8″ long, gray/green, and speckled with brown, incubation lasts 11-12 days.
Migration: Cerulean warblers are migrators. They head north into the midwest and northeast states for spring & summer then head south to South America for the winter.
Breeding range: Eastern Minnesota, the southern half of Wisconsin & Michigan, Missouri, Illinois, Indiana, Ohio, Pennsylvania, New York, Kentucky, Tennessee, southern New York, and the far southern edge of Canada’s Ontario.
Winter range: South America.
Range Map
