Not at home on the range: As hosts expand geographical range, the parasites don’t always follow

Do parasites accompany their hosts into neighboring territory? Not necessarily. For some species, the opposite may happen: Hosts may actually lose their parasites when the hosts shift or increase their range. Theirs is one of very few studies that examine the effects of climate change on the lives of often overlooked -- but nonetheless significant -- parasite populations.

by via Latest Science News -- ScienceDaily