In early July, 1863, troops from General Robert E. Leeâs Army of Northern Virginia (the Confederates) met up with a patrol of Union cavalry on the outskirts of Gettysburg, Pennsylvania. Over the next three days, this encounter grew into a turning point of the Civil War.
They are arachnids, not insects. There are hundreds of different kinds of ticks in the world. Many of them carry bacteria, viruses or other pathogens that cause disease in humans and/or animals. In the midwestern and eastern United States, Ixodes scapularis or deer tick is the primary vector of Lyme disease. On the West Coast, the spirochete is carried by Ixodes pacificus or western black-legged tick.
Ticks that most often transmit Lyme disease in the U.S. (these ticks look very similar) 1  Ixodes scapularis (most common in the Northeast/Midwest but also found in the South/Southeast) 2  Ixodes pacificus (found on the west coast) 3  Ticks & Hosts Which Cause Lyme Disease.