Funding for this research was provided by:
National Science Foundation (OCE-1434325)
Received: 28 December 2017
Accepted: 14 June 2018
First Online: 10 July 2018
Compliance with ethical standards
: The authors declare that they have no conflict of interest.
: We declare that all applicable international, national, and/or institutional guidelines for sampling, care, and experimental use of organisms for the study have been followed and all necessary approvals have been obtained.