Have you ever felt sorry for animals in cages? Animals are kept in captivity all over the world; approximately more than 1,700 species of animals are found in a zoo. The effect of having an animal in a zoo can vary; some animals end up dying, while others are left there, in a cage, doing nothing. Zoos have existed since around 1250 BC, most rulers used animals for entertainment and for fighting. For example, bears and bulls were chained together and fought each other. More than four hundred bears were killed in a single day. After zoos became entertainment, animals started fighting humans, so they put them in cages. Zoo expert David Hancocks says zoos need to change their thinking about keeping animals hostage before many species become extinct. David thinks that most zoos don't prevent animals from going extinct; it puts an animal in misery. Because animals are kept in zoos, they are treated like mistreated captures (Jennifer 2). It's not just about how animals feel, but also how they are treated. Some coaches are abusive; In China, the Shenyang Wildlife Zoo left a number of Siberian tigers to starve to death during a bitterly cold winter for countless months. Not only were they starving, but they were all coupled up more than they should have been, and they were selling them for more liquor. So, it is a known fact that there are more than 50 zoos in China that mistreat their animals, most of the animals are put in restaurants to be eaten. Bob Barker, the famous host of "Price is Right" went to Cherokee, North Carolina and found about a dozen bears on the side of the road; hungry and almost helpless. It is known that a bear was thrown by one of the employees by the skin ("Pitiful Prisons"). Most zoos provide healthy snacks to their captive animals, to keep them...... middle of paper ......About.com Animal Rights. Np, and Web. March 18, 2014. “The Cincinnati Zoo and Botanical Garden.” » The botanical garden of the Cincinnati Zoo. Np, and Web. March 18, 2014. “The National Humane Education Society – Entertainment Issues: Captive Creatures.” » The National Humane Education Society - Entertainment Issues: Captive Creatures. Np, and Web. March 17, 2014. Tuyl, Christine Van. Zoos and animal welfare. Detroit: Greenhaven, 2008. “Effects of Visitors on Animals” print. Home. Np, and Web. March 18, 2014. “Wild Thing: The Smithsonian National Zoo.” » Best documentary films RSS. Np, and Web. March 18, 2014. “The worst zoos in the world.” Worldwide Post. Np, and Web. March 17, 2014. “ZooBorns.” 'ZooBorns' Np, nd Web. March 18, 2014. “Zoos are bad for animals. " Debate:. Np, and Web. March 18, 2014. “Zoos Tweet.” Society for the Protection of Captive Animals. Np, and Web. March 16. 2014.