Multiple partners worked to restore the warbler’s habitat and control parasitic threats.
The Kirtland’s warbler is a small, yellow-bellied songbird found in the jack pine forests of Michigan, Wisconsin and Ontario. Threatened by habitat loss and parasitism, the species was listed under the ESA in 1973. Multiple partners worked to restore the warbler’s habitat and control parasitic threats. Thanks to their efforts, the species rebounded from 170 breeding pairs in the 1970s and ‘80s to 2,300 breeding pairs in 2019, exceeding recovery plan goals. The warbler was removed from the endangered species list in 2019.