This research was funded by Deutsche Forsc-
hungsgemeinschaft Germany (DFG) through a
Collaborative Research Centre (CRC 990 - EF-
ForTS) - Ecological and Socioeconomic Func-
tions of Tropical Lowland Rainforest Transfor-
mation Systems. We would like to thank the field
assistants and the administration staff of CRC
990 Jambi Office. We are grateful David Lohman
and a further anonymous reviewer for their com-
ments on our manuscript.