Dear Evoldir community, I hope this email finds you well. Prof. Juan Núñez-Farfán and I have the pleasure of serving as Guest Editors for the Special Issue "Evolutionary and Ecological Mechanisms of Plant Defense Against Insects" in the open-access journal Insects. For those working on research about insects and their interactions with plants, we would like to extend a cordial invitation for you to contribute either an original research article or a comprehensive review to this Special Issue. Further details about the Special Issue can be found below in this link: https://www.mdpi.com/journal/insects/special_issues/OF7LQRA5K9 The submission deadline is 31 October 2026, but accepted papers will be published online on an ongoing basis as soon as they are accepted. Please ensure that your submission is not under consideration elsewhere. The article processing charge (APC) is CHF 2,600. If you are interested, please email zena.yu@mdpi.com (Zena Yu). Zena will address any inquiries you may have regarding submission and can also assist with any potential discount arrangements. We sincerely hope you will consider this invitation, and we look forward to the possibility of your contribution. Best regards, Dr. Xosé López-Goldar and Prof. Juan Núñez-Farfán. Dr. Xosé López Goldar (@XGoldar ) Assistant Professor in Evolutionary Ecology 125 S. Fell Avenue, Science Laboratory Building (SLB ) School of Biological Sciences Illinois State University Normal, IL 61761 Email: xlopezg@ilstu.edu Website: https://goldarlab.weebly.com/