Animator IWAO TAKAMATO, who created cartoon dogs Scooby-Doo and MUTTLEY, has died of heart failure at the age of 81. Takamoto received informal illustration training from fellow Japanese-Americans in a prison camp during World War II, before launching a successful career creating a host of cartoon characters including SCOOBY-DOO and his friends FRED, VELMA, Shaggy and DAPHNE. He also worked on films like Peter Pan, 101 DALMATIONS and Cinderella during his six-decade career, and he was Vice-President at Warner Bros Animation at the time of his death.