Funding for this research was provided by:
National Natural Science Foundation of China (31572283, 31272329)
Article History
Received: 11 January 2019
Accepted: 31 May 2019
First Online: 26 June 2019
Ethics approval and consent to participate
: All procedures adhered to the laws of China and were approved by the Peking University and the Chongzuo White-Headed Langur National Nature Reserve. The white-headed langur fecal samples were non-invasively collected from wild populations without disturbing both the animals and the habitat.
: Not applicable.
: The authors declare that they have no competing interests.