summer in conifer forests of Canada and the northeastern U.S. Populations
of this warbler can vary dramatically, often rising during outbreaks of conifer
forest pests, especially spruce budworm. Winter plumage is dramatically
different than the colorful summer plumage (photo to the right).
be found in a wide variety of forest/woodland habitats during migration.
During the summer breeding season, they strongly prefer spruce or fir forest
stands, but will use other types of tree as well.
Diet: Primarily insects during
breeding. Will also eat berries, especially during the winter or cold
Behavior: Primarily forages at mid-levels in
spruce or other conifer stands, moving through branches in search of
Breeding: Non-breeder in South Dakota
Migration: Summers primarily in Canada, parts of the Northeastern
U.S. Winters in Central and South America.
Similar Species: Chestnut-sided
Warbler. Similar to many other warblers in fall and winter plumage.
Conservation Status: Generally stable, with some
population fluctuations that follow availability of common prey insects.
Cornell University's "All About Birds - Bay-breasted Warbler"
eNature.com: Bay-breasted Warbler
Photo Information: May 23rd, 2004 -- Pierre --