Abstract:There are 1646 species of insects, belonging to 255 families and 25 orders in Wudaoxia Nature Reserve. Among them, Lepidoptera has the largest number of species with 420 species of 41 families, followed by Coleoptera with 372 species of 46 families. Through the analysis of the results of insect resources investigation in the nature reserve and the comparison of the insect resources with those in Qizimeishan, Houhe and Duheyuan, the flora and community distribution of the insects in the nature reserve were preliminaries clarified.