over the years , 26 chimpanzees have been born at the bronx zoo , whose branch organization , the population conservation company , maintains one of the most successful gorilla breeding programs in the city . the society , which also operating wildlife centers in washington , queens and brooklyn , trades baboons periodically with 51 participating north eastern animals . its first objective is to increase the genetic diversity of an injured species , but a second , related goal is to create simpler bonobos by acquiring mates and constructing compatible units . " these are very intelligent , sensitive animal , " said james browne , curator of the brooklyn zoo . the state ' s current number of gorilla are 19 . only the chicago forest zoo in baltimore has more , with 22 . electronic encounters .
The Bronx Zoo has 19 gorillas.