小白腰雨燕食物分析的初步报告
Food Analysis of the House Swift (Apus affinis subfurcatus)
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摘要: 小白腰雨燕Apus affinis subfurcatus广布于云南省南部以及东西部部分地区,在城镇的建筑物上营巢。野外森林、果园、农田等地上空可见小白腰雨燕活动。为了确定与人类的关系怎样,1963-1964年在蒙自研究小白腰雨燕繁殖习性的同时,对成鸟全年食性也进行了研究。Abstract: Through the examination of the stomach contents of 124 house swifts secured in Mengzi,Yunnan province during 1963-1964,it has been ascertained that the house swifts are essentially insect-eating birds.