Halloween Parasite #3

Happy Halloween Week everyone! As you all know, parasites can be creepy dreadful, but also fascinating, and sometimes even helpful. As a special Halloween treat, I'll be highlighting 5 different parasites on the Mayo Clinic News Network - 1 each day. HERE is parasite #3 - . These are written as educational pieces for the general public. Feel free to use the text and images for your own educational purposes.