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Washington State University
College of Arts and Sciences moths

Bear butter: Studying tiny moths as a rich food source

Grizzly bear and cub.A team of international scientists led by a WSU graduate student are trekking the high peaks of the greater Glacier National Park ecosystem this summer to better understand a tiny but important food source for grizzly bears—the army cutworm moth.

Erik Peterson, a master’s student in the School of the Environment, partnered with WSU professor Daniel Thornton and seven colleagues to collect data, map, and model the alpine habitats where grizzlies forage on moths by the thousands, finding calorie-rich meals in » More …