Search for: [Subject and Keywords = Danish Island] OR [Subject and Keywords = Lepus europaeus] OR [Subject and Keywords = eye lens] OR [Subject and Keywords = Zając szarak] OR [Subject and Keywords = soczewka] OR [Title = Studies on the European hare. XXVIII. The weight of the eye lens in the European hares of known age] OR [Creator = Andersen, J.] OR [Creator = Jensen, B.]