Page Banner

United States Department of Agriculture

Agricultural Research Service

Related Topics

What's in a name...


A parasitologist studies parasites. These organisms survive at the expense of another organism, the "host." Parasites come in many shapes and sizes, but only two general types. Ticks are “ectoparasites,” which feed outside their host. The nematodes and fungi in the story are “endoparasites;” they feed inside their host, the tick.

Return to story

Last Modified: 8/12/2016
Footer Content Back to Top of Page