estuary boardwalk in san lucia

africa alligator alligatoridae amphibian amphibius anxiety area beach big blackboard boardwalk carnivore checklist crocodile crocodylia danger dangerous distance dream ecosystem education estuary fish greedy habitat hippo hippopotamidae hippopotamus kwazulu lake landscape large long lucia natal national natural photosafari population prohibition promenade protection reptiles robber safari saint shark sign south species state trail transkei walking waters ways wetland wholesale wild wildlife