In a new study led by University of British Columbia Ph.D. student Hannah Griebling, raccoons (Procyon lotor) continued manipulating complex puzzle boxes long after retrieving the only marshmallow reward, suggesting the animals seek information for its own sake — a behavior that may underpin their urban success. Multiaccess puzzle box with easy (a), medium (b) and hard (c) solutions. Image credit: Griebling et al., doi: 10.1016/j.anbehav.2026.123491. In...
