Acknowledgements
We gratefully acknowledge an AcRF Tier 1 grant from the Singapore
Ministry of Education (National University of Singapore (NUS) Grant No.
R-154-000-A32-114). KWJC was supported by the NUS President’s Graduate
Fellowship and CLW was supported by funding from the Faculty of Science,
NUS. We thank the Economic Planning Unit in the Prime Minister’s
Department of Malaysia (UPE 40/200/19/3440) and the Sabah Biodiversity
Council, Yayasan Sabah, Danum Valley Conservation Management Committee
and SEARPP (JKM/MBS.1000-2/2JLD.3(9)) for granting us permission to
conduct field surveys. We acknowledge Kelvin Lim Kok Peng and other
staff at the Lee Kong Chian Natural History Museum, NUS, for their
assistance in accessing specimen collections. We thank Chris Yarnes from
the University of California Davis for help with sample analysis.