Ticks are parasites that can transmit debilitating diseases to humans and animals. Disease transmission occurs through tick bites. In the United States, ticks cause a number of diseases including Lyme disease, Rocky Mountain spotted fever, Colorado tick fever, babesiosis, ehrlichiosis, and tick paralysis.

Lyme disease is transmitted by white-footed mice to ticks, when the ticks feed on them. Ticks, in turn, pass on the disease to humans. This disease is primarily caused by deer ticks. The infection is transmitted only if the tick has been attached to the host for thirty-six to forty-eight hours. Early symptoms include an expanding