Within the national park is one of the few relict populations of the endangeredprimate, the Barbary macaque, Macaca sylvanus; this species of primate originally had a much wider range in Northern Algeria and Morocco.[3]
Geography
Climate
Located in the Atlas Mountains, at 1,458 metres (4,783 ft) above sea level, Chréa has a cool Mediterranean climate, with an average annual precipitation of 916 millimetres (36.1 in). Summers are warm and dry and winters are chilly and wetter, with snowfalls. This climate is described by the Köppen climate classification as Csb. This is one of the coldest places in Algeria.