莲花山甘肃柳莺的声谱分析和繁殖记录

Sonogram Analysis of Vocalizations of the Gansu Leaf Warbler (Phylloscopus kansuensis) with Notes on Breeding

甘肃柳莺一直被认为是黄腰柳莺的亚种或同物异名 ,近年来重新被确认为独立的鸟种。 2 0 0 1年 6～ 7月 ,作者在甘肃省莲花山自然保护区海拔 2 85 0m的云冷杉针叶林对甘肃柳莺的典型鸣唱、叫声进行了记录及声谱分析 ,首次描述了甘肃柳莺的巢址、卵等基本繁殖生物学资料 。

The Gansu Leaf Warbler (Phylloscopus kansuensis) has recently been recognized as a separate species and is found only in south Gansu and east Qinghai. Here we report on the occurrence and vocalizations of the Gansu Leaf Warbler in Lianhuashan Natural Reserve, Gansu. The first observations on its breeding biology are presented, with two nests described in detail. A data logger was used to study its incubation rhythm.