Funding for this research was provided by:
Southwest Minzhu University, China (2020PTJS29002)
Received: 29 August 2019
Accepted: 2 July 2020
First Online: 9 July 2020
Ethics approval and consent to participate
: This study was carried out in full compliance with the framework for the collection of wild species of biological diversity for purposes of noncommercial scientific research, authorized by the Sichuan Department of Agriculture and Rural Affairs. The study received approval from the Animal Ethics Committee of Southwest Minzhu University Plateau, and pikas were collected and inspected by qualified veterinary officers. In this study, no experiment was conducted on live animals.
: Not applicable.
: The authors declare that there is no conflict of interest in this study.