ington Zoo's current group of chimpanzees originate from a male named Tom and two females named Yoka and Sarah. Yoka gave birth to three daughters: Bebe in 1962, Jodie in 1977 and Jessie in 1978 while Sarah gave birth to a son, Sam, in 1977. Bebe then bred with Tom to produce two sons, Boyd in 1978 and Marty in 1987. Wellington Zoo also used to hold chimpanzee tea parties which were phased out during the early 1960s. On 18 March 1967 a zookeeper failed to properly secure a tiger enclosure leading to the escape of two tigers named Napoleon and Josephine. The tigers were reportedly seen walking the streets in the suburb of Newtown where the zoo is located. The two animals were tracked down overnight and eventually killed after advancing aggressively toward police and a group of circus performers who were attempting to contain Josephine with a net. There was considerable public outrage at the killing of the animals particularly as Josephine had already been shot with two tranquilizer darts. Police justified their actions were necessary to ensure public safety. 1990s In 1990, Wellington Zoo received its first Sumatran tiger, a two-year-old male named Jambi, from Taronga Zoo. He was joined in 1992 by a two-year-old female, Toba, from Rotterdam Zoo. Toba died in 1993 and was replaced by a two-year-old female, Cantic, from Arnhem Zoo in 1994. Cantic gave birth to a litter of three cubs in 1996. The male, Rokan, remained at the zoo, while the females, Nisha and Malu, were sent to Auckland Zoo in 1998. In 1992, three female chimpanzees were brought fro