Approximately 1350 species of Micro- and Macrolepidoptera have been found in the Hundsheimer Berg nature reserve. Of these, 35 species have developed in or in the surroundings of the nature reserve. The remaining 1315 species represent almost 40% of the total butterfly and moth fauna of Lower Austria. In total 110 species have a high conservation value for Central Europe. Species include Ypsolopha sequella and Scarce swallowtail. Other notable animals are Saga pedo, European ground squirrel, Setina roscida and species of Megachile.