Part 1 of Essay
"Life, liberty, and the pursuit of happiness; The Declaration of Independence holds these rights to be self evident and unalienable. In the eighteenth century when these words were written they were called natural rights, today we call them human rights" (McShea 34). The issue of whether or not to grant animal rights su ....

Part 2 of Essay
.... psychologists of the University of Nevada, realized that the pharynx and larynx of the chimpanzee are not suited for human speech. Since chimpanzees are far superior to humans in manual dexterity, the Garners decided to try to teach chimpanzees American Sign Language or Ameslan. The Gardners and others studied these chimpanzees, Washoe, Lucy, and Lana. These three chimpanzees learned to use and could display a working vocabulary of 100 to 200 words. They also distinguished between different grammatical patt ....