Author contributions
P. Noh, S-Y. Oh, S. Park, T. Kwon, Y. Kim, and G. Jeong collected most of the Korean samples. P. Noh and S-Y. Oh conducted most of the molecular work. S. Park performed statistical analysis. S. Park, J.C. Choe and G. Jeong conceived and designed the research. P. Noh, S-Y. Oh, and S. Park wrote the first draft of the article. All authors reviewed and approved the manuscript. P. Noh is interested in sex determination and social evolution in insects. This is a part of her MSc thesis. S-Y. Oh is currently studying fungal ecology using a metagenomic approach as a PhD project. S. Park a PhD student focusing on symbiont-host immune interactions. G. Jeong is interested in host-symbiont interactions and reproductive anomalies. He is expanding his research interest into behavior and omics-based research.