The moment of extinction for almost very type of whale is coming closer and closer. The leopard, once slaughtered for its beautiful coat is another vanishing species. For many years, alligators were killed in large numbers to provide hides for the manufacture of belts, shoes, and handbags. New these reptiles and being raised on a alligator “farms” to keep them disappearing. In other and more tragic cases, entire species of wildlife have already been wiped out.