Zoo Zoo (Wildlife Conservation Society) leading the discussion. From then on, zoo professionals became increasingly aware of the need to engage themselves in conservation programs, and the American Zoo Association soon said that conservation was its highest priority. In order to stress conservation issues, many large zoos stopped the practice of having animals perform tricks for visitors. The Detroit Zoo, for example, stopped its elephant show in 1969, and its chimpanzee show in 1983, acknowledging that the trainers had probably abused the animals to get them to perform. Whipsnade Park in Bedfordshire, England, was opened in 1931 as the first safari
World War Zoo gardens in 2009 at Newquay Zoo on the 70th anniversary of the outbreak of war on 3 September 1939 when zoos as places of entertainment across Britain were closed and some animals euthanized (in response to expected air raids). Research is heavily based on archive accounts in newspapers and official histories and memoirs of staff at zoos such as London Zoo, Chester Zoo, Chessington Zoo, Maidstone Zoo (Closed. Was located at .), Bristol Zoo, Dudley Zoo, Edinburgh Zoo, Whipsnade, Belle Vue Zoo (now closed) and Paignton Zoo, sister zoo to the project headquarters at Newquay Zoo. London Zoo keepers helped to