Which term describes a parasite that has wandered from its usual site of infection?

Otodectes cynotis is a: 

The most important parasited that belongs to order Siphonaptera are the 

People may act as the intermediate host of:  

Puppies can become infected with this parasite while nursing.

Otodectes cynotis is a: 

The intermediate host for Dipylidium caninum is _____________________

The European medicinal leech is named:

The European medicinal leech is named:

Babesia species appear ___________ within red blood cells.