The bobolink (Dolichonyx oryzivorus) is a migratory songbird that is currently a species at risk in Canada due to steep population declines. Because bobolink nest on the ground in pastures, hayfields, and other grassland-type habitats, nest success and abundance may be influenced by various environmental factors. Our goal is to understand whether these factors directly […]

The bobolink (Dolichonyx oryzivorus) and eastern meadowlark (Sturnella magna) are listed as a species at risk in several Canadian provinces. Both songbird species are most abundant in Ontario and breed in hayfields, pastures, and other grassland-like environments. Ontario’s Endangered Species Act (ESA) seeks to protect these species by regulating activities that negatively affect their habitat. […]