Omar Halawani Halawani, O., Dunn, R. R., Grunden, A. M., & Smith, A. A. (2020). Bacterial exposure leads to variable mortality but not a measurable increase in surface antimicrobials across ant species. PEERJ, 8. https://doi.org/10.7717/peerj.10412 Penick, C. A., Halawani, O., Pearson, B., Mathews, S., Lopez-Uribe, M. M., Dunn, R. R., & Smith, A. A. (2018). External immunity in ant societies: sociality and colony size do not predict investment in antimicrobials. ROYAL SOCIETY OPEN SCIENCE, 5(2). https://doi.org/10.1098/rsos.171332