Can You Sign With Chimps?

Has anybody tried to teach a great ape sign language since the early seventies? Yes, im not really. Annaly sort of alluded to the there was a big blow up. There was a big conference club called the clever hans conference in 19 80. The national science foundation stopped funding this work. And so you can sign with chimps right nowand it is possible, til they get them to do things with with signs. Some of them are currently living at a sanctuary in louisiana that's famous for caring for animals used in scientific studies.