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
Animal Crossing: Wild World in the "Animal Crossing" series to feature online play and was the second game to utilize Nintendo Wi-Fi Connection, with which players can visit other villages. Because players are required to exchange and register Friend Codes prior to visiting, connection to random players is not possible. Up to four players can explore the same village simultaneously. NWC can also be used to exchange items and custom-designed patterns between players, as well as receiving exclusive gifts from Nintendo while connected. "Wild World" is also compatible with its Wii successor, "". Players are able to transfer their player character from "Wild World"