Passed to new host through clothes, fabric, hairbrushes, or bedding. They do not carry diseases, but bite and cause itching on the scalp which may result in a bacterial infection.
Consume the blood of their host. Transferred easily onto fabrics, bedding, and furniture. Bite their host leaving red bumps or welts and can survive a year without feeding.
Typically brought indoors from pets. Pose a health risk to both pets and humans. They cause rashes and itching and may transmit diseases in the processes of consuming their host.
Latch onto pets, fabrics, or skin typically in wooded areas. They feed on the blood of their host and may transmit Colorado tick fever, Rocky Mountain spotted fever, tularemia and other serious tick-borne diseases.