Function of Zoos Zoos are used not only for survival, they’re also used for educational purposes. There are many natural ecosystems that are suffering. Therefore, I, Jeremy Hall, think zoos should be utilized to simply bestow a safe, natural environment to help each and every animal or plant species to survive. Zoos should take in any endangered wildlife and keep them from extinction. For example, many elephants, near extinction, (mostly because of poachers) have been placed in zoos, and they are now breeding. Eventually, elephants should become plentiful. Zoos also should rescue animals or plants whose habitat is being destroyed. For example, in Africa grasslands are becoming deser