European mouflon be divided into contact and warning calls and wailing, as well as the mating calls of the rutting ram. Just a few minutes after the birth of a lamb, the ewe utters a short, sombre, bleating noise, to which the lamb replies, also bleating. In the herd, the sheep call for their lambs using a long drawn-out bleating. Lambs who are looking for their mothers bleat loudly, almost blaring. Wailing is heard from the lambs when they are attacked by an enemy or are severely injured. No wailing sound is made by adult mouflon. When alarmed, mouflon emit a hiss
Class A Wild Trout Waters statewide angling regulations by the Pennsylvania Fish and Boat Commission. The official definition of Class A Wild Trout Waters is "streams that support a population of naturally produced trout of sufficient size and abundance to support a long-term and rewarding sport fishery". These streams are considered to be the best angling streams in Pennsylvania and most of the state's 67 counties contain at least one. Class A Wild Trout Waters are virtually never stocked, although many were prior to receiving their designation. There are different total biomass criteria for different species and combinations of species, but for brook trout alone,