Chinese Birds     2011 2 (3):  147-151    ISSN: 1674-7674:  CN: 11-5870/Q

Suitable distance to observe Red-crowned Cranes: a note on the observer effect
Zhongqiu  LI *
The State Key Laboratory of Pharmaceutical Biotechnology, School of Life Science, Nanjing University, Nanjing, 210093, China
Received 2011-05-08  Revised 2011-07-20  Online 2011-09-10
Reference  null

Corresponding author: Zhongqiu LI