Pumas are large, cat-like animals which are found in America. When reports came into London Zoo that a wild puma had been spotted forty-five miles south of London, they were not taken seriously. However, as the evidence began to accumulate, experts from the Zoo felt obliged£¨¸Ð¼¤£© to investigate, for the descriptions given by people who claimed to have seen the puma were extraordinarily£¨·Ç³£µØ£¬¸ñÍâµØ£© similar.