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
Class A Wild Trout Waters fish. Of the 40+ Class A Wild Trout Waters under special regulations, about half are managed with a Catch and Release regulation. Trophy Trout and Wild Brook Trout Enhancement regulations apply to the remainder. A total of 31 Class A Wild Trout Waters have been designated as Wilderness Trout Streams. Fishing in Class A Wild Trout Waters is permitted year-round, although the killing of fish is forbidden from Labor Day to the beginning of the following year's trout season. Class A Wild Trout Waters Class A Wild Trout Waters are the highest biomass class given to streams in Pennsylvania by