五种猛禽的食性食量分析

Analyse the Feeding Habits and Capacity for Five Species of Birds of Prey

五种猛禽——领角、燕隼、省鹰、松雀鹰和草均具有捕食农田害鼠的习性，但各自对不同种类的鼠类的嗜食程度不同。领角喜食小家鼠和板齿鼠，不喜食褐家鼠；燕隼喜食板齿鼠、黄毛鼠和褐家鼠．不喜食小家鼠；雀鹰对褐家鼠的嗜食性对比于平均食量的差异并不显著；松雀鹰极喜食小家鼠和板齿鼠，不食褐家鼠．

The present paper deals with the habits and characteristics of Otus bakkamoena, Falco subbuteo streichi Accipiter nisus nisosilis Accipiter virgatus and Tyto capensis chinensis. All of them prey on the murid in the cultivated land,but they have a different liking for every species of murid. O.bakkamena is addicted to feed on Mas ed and ho nwr~. F. ds atedi isaddicted to feed on B. nemorivagd rATTUS Losea and ha for and R. norvegicus A nisus nisosimilis feeds feeds on R.norvegicus, but the feeding difference between R norvegicus and the average of other foods isn’ t evident. A. virgatus is extremely addicted to feed on M. musculus and B nemorivaga, but it doesn’ t R. norvegicus.