The editors are retracting the article by Yamany et al (2016) because portions of text in the article are unoriginal. Major overlaps were detected with Scott et al (1993). Heinz Mehlhorn agrees to this retraction. Abeer S. Yamany and Fatma K. Adham have not responded to correspondence about this retraction. References: Scott, T. W., G. G. Clark, L. H. Lorenz, P. H. Amerasinghe, P. Reiter, and J. D. Edman (1993). Detection of Multiple Blood Feeding in Aedes aegypti (Diptera: Culicidae) During a Single Gonotrophic Cycle Using a Histologic Technique, Journal of Medical Entomology Yamany, A.S., Adham, F.K. & Mehlhorn, H. (2016). Histologic parameters for detecting multiple blood meals in Aedes albopictus (Skuse) (Diptera: Culicidae) during a single gonotrophic cycle. Parasitol Res https://doi.org/10.1007/s00436-016-5348-z