The largest of all cats, tigers, are gradually dying due to a loss of habitat, diminishing stocks of prey and poaching. About 100,000 tigers lived in the Asian wilderness at the beginning of this century. Only about 5,000 or about five per cent are believed to remain today. Poaching is on the increase due to the high value of tiger bone which is used in traditional Chinese medicine. A survey by the wildlife trade monitoring network (TRAFFIC)