Article History
Received: 8 July 2020
Accepted: 25 February 2021
First Online: 18 March 2021
Declarations
:
: The authors declare that they have no conflict of interest.
: This research was non-invasive and based solely on observational data, without any animal experiments. Non-human primates observed in this research were previously habituated to human presence.
: All applicable international, national, and/or institutional guidelines for the care and use of animals were followed. This research was conducted under research permission from NRCT, DNP, and KYNP in Thailand. All procedures performed in this study involving animals were in accordance with the ethical standards of the institution or practice at which the studies were conducted. This research was carried out under IACUC permit number 15–008 from SIUC.