Relationships between mercury concentrations in fur and stomach contents of river otter (Lontra canadensis) and mink (Neovison vison) in Northern Alberta Canada and their applications as proxies for environmental factors determining mercury bioavailability. Eccles KM, Thomas PJ, Chan HM. Environmental Research. 2020 Feb
River Otter (Lontra canadensis) Killed by Wolves (Canis lupus) during Winter in Northern Minnesota. Gable TD, Windels SK, Rautio IC. The Canadian Field-Naturalist. 2018 Feb