AN CONTRAST ON THE CHARACTERISTICS OF SOIL IN THE NATURAL HABITAT AND RE SITE RESERVE OF TWO ENDEMIC SPECIES OF THE THREE GORGES RESERVOIR REGION OF YANGZI RIVER Diversity of geometrid moth (Lepidoptera: Geometridae) in cropland and reforested semi-natural habitats at different altitudes of Bashang Plateau, Hebei Province of China. Changes of natural habitats on Zhouskan Island and their effects on species extinction of mammals