Her allegation that the sounds the animals produce when using their echolocation bounce back from the walls of their tanks in their exhibits is correct but that is exactly how echolocation works.
Dr Jane Goodall is a scientist who became famous for her research in primatology particularly her work with wild chimpanzees in Africa specifically Gombe in Tanzania when she began her studies in the early 1960s. In 1986, she published her first major work which was an accumulation of 25 years of original research in The Chimpanzees of Gombe: Patterns of Behaviour. She went on to found the Jane Goodall Institute in 1977 who amongst their mission statements state:
"Improve global understanding and treatment of great apes through research, public education and advocacy"