ACKNOWLEDGEMENTS
Funding for this project was provided by grant DEB 1751380 from the US National Science Foundation and by support from the UC Berkeley URAP program. JH thanks the Santa Fe Institute and the Rocky Mountain Biological Laboratory for intellectual stimulus and logistic support. JF acknowledges the support of the Koret Research Scholarship. MB acknowledges the support of the Natural Sciences and Engineering Research Council of Canada (NSERC), [PGSD2-517114-452018]. CR was supported by the Langenheim Endowment at the Rocky Mountain Biological Laboratory. BB was supported by the UK Natural Environment Research Council (NERC) (grant NE/M019160/1). Field assistance was provided by a large number of people, as described in Blonder et al. (2018).