Complete Tospovirus Resource and Database - Tospoviruses, the only plant infecting members of Bunyaviridae, are a worldwide problem. This site features a searchable database of host plants.
Distemper and Influenza at Mill Hill - Article by Rick Carver and John Skehel from the archives of the Mill Hill Essays 2000, about the group of viruses called paramyxoviruses.
HIV - Research project by Kayleen Kinsley on the human immunodeficiency virus, including its classification, nutrition, reproduction, habitat, history and information on the disease it causes.
Index of Viruses - Database of virus names, acronyms, hosts, and nucleic acids.
Origins of Viruses - Article examining the evidence for how the first viruses may have appeared and how viruses, like other parasites, co-evolved with their hosts.
Plant Viruses Online - Provides an introduction to plant viruses and includes descriptions and lists of a large number of viruses taken from the VIDE Database.
Taxonomy browser (Viruses) - The NCBI Taxonomy database allows browsing of the taxonomy tree, which contains a classification of organisms.
Virus - Comprehensive information from Wikipedia on these sub-microscopic infectious agents that are unable to grow or reproduce outside a host cell.
Virus Databases Online - A comprehensive index of viruses provided by the International Committee on Taxonomy of Viruses. Also provides a picture gallery, identification tool and software tools.
West Nile Virus - Provides a graphic model showing the incorporation of this virus into a host cell.