Using Weight Loss Method to Determine the Ages of Chinese Grouse Nests Found During the Egg Laying and Incubation Periods
Jin-Ming Zhao1,2, Yun Fang2 and Yue-Hua Sun2*
1School of Life Science, Huaibei Normal University, Huaibei 235000, Peoples Republic of China
2Key Laboratory of Animal Ecology and Conservation Biology, Institute of Zoology, Chinese Academy of Sciences, Beijing 100101, People’s Republic of China
* Corresponding author: sunyh@ioz.ac.cn
Fig. 1.
Correlation of nest age and egg weight loss during incubation of Chinese grouse, Lianhuashan, Gansu, China, 2009-2012.
Fig. 2.
Comparison of predicted nest age and real age of Chinese grouse at Lianhuashan, Gansu, China, 2009-2012.