Babirusa actually pierce the flesh in the snout. All species of babirusa are listed as threatened by the International Union for Conservation of Nature (IUCN), shown on their Red List since at least 2010 and current in 2017. The genus is monotypic within the subfamily Babyrousinae, or alternatively considered to form a tribe, Babyrousini, of the subfamily Suinae. To date, only one fossil skull has been found to suggest a larger ancestor. All members of the genus were considered part of a single species until recently, the babirusa or pig-deer, "B. babyrussa", but following the split into several species, this scientific
Class A Wild Trout Waters Class A Wild Trout Waters as renewable natural resources, and to conserve the populations for anglers. The Susquehanna River Basin Commission bases its water withdrawal policy in part on the Pennsylvania Fish and Boat Commission's biomass classifications system. The habitat loss criteria for Class A Wild Trout Waters is 5 percent, except in cases of social or economic justification, in which case it is 7.5 percent. Class A Wild Trout Waters are subject to several angling regulations. The vast majority (92 percent) of such steams are managed with the statewide minimum length of and the maximum creel limit of five