Buru babirusa teeth are strong enough to crack any kind of nuts. Babirusas lack the rostral bone in their nose, which is a tool used by other wild pigs for digging. Therefore, they prefer feeding on roots in soft muddy or sandy soils. Cannibalism was reported among babirusas, feeding on the young of their own species or other mammals. North Sulawesi babirusas form groups with up to a dozen of individuals, especially when raising their young. Older males might live individually. The north Sulawesi babirusa reach sexual maturity when they are 5–10 months old. Their estrous cycle is 28–42 days, and the
Yancheng Wild Animal World walking area is a swan lake, peacock garden, Australian styled fields, primates, and an "ape island". In the driving area, visitors can take special bikes to watch animals in different areas, such as bears, tigers, wolves and cheetahs. The performance area encompasses the Ocean Theatre, where performances are staged. The service area contains a restaurant, a food plaza, shops and leisure place. The Yancheng Wild Animal World has a long story of animal abuse and cruelty, mainly involving poor living condition for the animals and live feeding animals to predators. In 2017 angry shareholders wanted to remove animals from the