The Cornish Rex is a study in curves, with curly coat, curved profile, large expressive ears, and Whippetlike arched bodies. In spite of their sophisticated, elegant appearance, they are anything but cool, aloof, or dignified. They are affectionate, people-oriented, and active cats whose kitten-like antics last a lifetime. Favorite Cornish Rex games are fetch and catch, and they may even use their agile paws to pick up and toss small objects. Belying its fragile appearance, the Cornish Rex is a