bobolink, credit: Dave Inman CC BY-NC-SA 2.0

Threatened Provincially and Nationally


• Medium-sized songbird inhabiting grasslands, pastures and hayfields
• In summer, male is black with a white back and yellow collar; female is tan colour with black stripes
• Named for its bubbling musical song
• Builds small nest on the ground in dense grasses; both parents tend young, sometimes with the help of a third bird


• Breeds across North America
• Widely distributed throughout most of Ontario south of the boreal forest, where suitable habitat exists


• Habitat loss and degradation
• Incidental mortality (mowing of hay during the breeding season)
• Pesticides
• Persecution on wintering grounds


• Provincially protected under the Endangered Species Act, 2007
• Federally protected under the Migratory Birds Convention Act, 1994


Over the last 10 years, the bobolink’s population in Ontario decreased by 33 percent.

bobolink, credit: Dave Inman CC BY-NC-SA 2.0