Foothill Elaenia Myiopagis olallai NEAR THREATENED Myiopagis olallai is known from four areas along the eastern slopes of the Andes: three sites on the slopes of Volcán Sumaco, Napo; near Zamora; at 1200 m above Bermejo in SucumbÃos province, Ecuador, and in ApurÃmac in southern Peru. It occurs between 890 and 1,500 m within and […]