Acknowledgments
The present investigation was funded by grants from FAPESP, CNPq, and FAPERJ. We thank Miles Guralnik for technical information on the purchased venom sample, Sandra Fox Lloyd for assistance in obtaining and extracting fire ant colonies, and Daniela R. P. Fernandes, Diogo Gama dos Santos and Willy Jablonka for help making the accompanying video. We are indebted to Yannick Wurm for revising and proofreading the manuscript.
Conflict of interest
The authors declare that there are no conflicts of
interest.