Sex-ratio and short-term cold-adaptation of a typical migratory
songbird (Tarsiger cyanurus) wintering in southwest China
Kexin Penga,1, Zhangmin Chena,1,
Kaize Fenga, Shangmingyu Zhanga,
Zhixiong Yanga, Ian Haase a,
Zhengrui Hua, Xiaofeng Zhenga, Anran
Goub, Yi Wuc, Yongjie
Wua,*