Checking up: Dr. Jim Kenyon and Dr. Mary Ann Linseman, of the Canadian Council on Animal care, inspect the laboratory animals at the Addiction Researc(...)

Original Toronto Star caption: Checking up: Dr. Jim Kenyon and Dr. Mary Ann Linseman, of the Canadian Council on Animal care, inspect the laboratory animals at the Addiction Research Foundation in Toronto Readers, at left, oppose use of animals in experiments.