Did you know that there are more than 800 known tick species on earth? The following websites provide information about both tick biology and Lyme disease -- a disease transmitted through deer ticks (_Ixodes dammini_). The first (1) links to size comparison images and movies for female, male, and larva deer ticks. This site offers nymph images as well. The third 3) site, from the University of Florida Institute of Food and Agricultural Sciences, presents brief information sections on the deer tick -- or blacklegged tick -- as part of its Featured Creatures series. The sections address topics like Description, Distribution, Life Cycle, and Management. Cornell University - Cooperative Extension hosts the fourth (4) site which contains an article titled _Tick Biology for the Homeowner_, by Renee R. Anderson and Laura C. Harrington. The article includes close-up images and short sections on Taxonomy and Description, Biology and Behavior, Guidelines on Safe Tick Removal, and Identification of Ticks -- to name a few. The fifth (5) site presents the American Lyme Disease Foundation, a group "Dedicated to the diagnosis, treatment, prevention and control of Lyme disease and other tick-borne infections." The Foundation's website provides information about its programs and services, Lyme disease, deer tick ecology, tick paralysis, and more. The sixth (6) site, from the Centers for Disease Control and Prevention, contains a research article titled _A Focus of Deer Tick Virus Transmission in the Northcentral United States_, by Gregory D. Ebel, Ivo Foppa, Andrew Spielman, and Sam R. Telford, III of the Harvard School of Public Health. The article reports on a deer tick study conducted in northern Wisconsin. The final (7) website presents the Maine Medical Center Research Institute's Lyme Disease Research Laboratory. This site offers sections on Tick Borne Diseases, Prevention & Control, Other Resources, and Research.