Questions tagged [parasitology]

The study of parasites, their hosts, and the relationship between them.

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35
votes
3answers
14k views

Why do parasites sometimes kill their hosts?

It's bothered me for a while now. I understand why a parasitoid would do this, as it only temporarily requires the host, and that not all parasites kill their hosts. There seems to be no evolutionary ...
8
votes
1answer
9k views

Species Identification - small insect: is this a bed bug?

I found this bug in my apartment in Chicago. We had bed bugs in our house the previous year (but we thought we got rid of them). This bug was very small - maybe 2 millimeters in length. These ...
4
votes
1answer
8k views

Can a reservoir host act as a vector?

Is it possible to get an infection by contact with a reservoir host ? Can a reservoir host act as a vector ? What is the distinction between these two concepts (reservoir host vs vector) ?
4
votes
1answer
134 views

How do parasites “reprogram” brains?

Dicrocoelium dendriticum is a parasite that uses ants as a second intermediate host (which means that ants aren't its primary host/target, but are rather a temporary host to help reach their main/...
11
votes
2answers
106k views

Can dish soap really be used to kill ticks and fleas?

An answer at Pets suggested using dawn dish soap to kill fleas. I did a little looking around, and found several references supporting the idea. Most of what I found was in 'selfhelp' and 'save a ...