This site will look much better in a browser that supports web standards, but it is accessible to any browser or Internet device.

Skip Navigation skip menu and banner
University of Wyoming


Ticks are parasites of vertebrates, or animals with backbones, like us, dogs, deer, and birds. Ticks have 2 body regions: an unsegmented abdomen and a cephalothorax. Their body is oval and minute, and they have 8 legs but no antennae.

Looks like:

Photo: Rocky Mountain Wood Tick. CDC.