Funding for this research was provided by:
National Natural Science Foundation of China (32270520, 31970421)
Article History
Received: 23 May 2022
Revised: 15 October 2022
Accepted: 24 November 2022
First Online: 30 November 2022
Declarations
:
: We declare we have no competing interests.
: All experimental procedures complied with the current laws of China and were approved by the Ethics and Animal Welfare Committee, Beijing Forestry University (EAWC-BJFU-2020017). Capturing the birds was permitted by Xinyang Forestry Bureau and the Dongzhai National Nature Reserve.