The Ouangas are operating a supposedly closed gold mine and, fearing interference when Kaänga leads the new colonial commissioner into their jungle, attack Kaänga and company.; Escorting two hunters into gorilla country, Camilla encounters a jungle man living with the gorillas. The hunters agree to leave him in the jungle.; A group of European refugees, building a town in Wambi's jungle, are being plagued by disappearances that they blame on the natives. Wambi proves that the natives are not to blame and proves that a crocodile is responsible.; For many years a pygmy tribe has worshiped Simba and left him offerings of food. Now they are being attacked by another tribe and he comes to their defense.; A tribe prepares to sacrifice a maiden to a water demon, but Tabu offers to slay the demon. On investigation, he finds that it is a tyrannosaurid dinosaur. He kills it and drags it back to the village.; Terry battles a band of Arab bandits.; Brief natural histories of several species of monkey.