West Nile virus belongs into the flavivirus household of viruses. It's transmitted principally by Culex mosquitoes. Birds are the reservoir for that virus and mosquitoes acquire the virus if they feed on infected birds. The researchers caged equivalent figures of wild and genetically modified mosquitoes after which monitored their https://bookmarkingdelta.com/story17485045/not-known-factual-statements-about-do-mosquitoes-bite-more-than-once