Ticks have been long known to transmit Lyme disease. However, there are more than 800 species of tickand only two of these carry disease to humans at all! That doesnt stop tick bites from being a great annoyance, especially considering theyre caused by a tick sucking your blood! Often grouped with another real-life vampire, the flea, ticks use this blood to complete their life cycle while fleas use it for food. Surprising facts about the life cycle, habitat, and feeding habits of these bugs engage readers while full-color photographs bring these tiny creatures into clear view.