![chimpanzee tatu and loulis groom](https://cdn.firespring.com/images/6d52708d-ebde-4e1c-a692-bb4d44361283.jpg)
Available online Jensvold, M.L.; Dombrausky, K.; Collins, E. Sign Language Studies with Chimpanzees in Sanctuary. Animals 2023, 13, 3486.
Established in 1981, Friends of Washoe is a non-profit organization (501.c3) dedicated to supporting Washoe's remaining family, Tatu and Loulis, in their home at Fauna Foundation; studying communication in all primates and ways to improve captive conditions for all apes; and promoting peaceful coexistence between human and non-human animals through education and awareness.