The Prothonotary Warbler arrives irregularly form the middle to
last of April (April 7, earliest) and leaves during the first
half of September.
nests in holes and cavities and prefers to be near water.
It breeds along the Blue and Swope Park district and is common
in the Missouri bottom timber near swampy and damp places.
Deserted woodpecker holes in standing dead trees or stumps are
favorite nesting sites.