Well, I love animals but maybe not all animals. The video that starts when you go to read this makes me squirm and feel uncomfortable.
I learned a lot in this article but still felt uncomfortable reading it. I am not fond of snakes either and these remind me of snakes.
If you would like to learn some very interesting facts about bloodsuckers I can highly recommend it.
Leeches are now used in certain kinds of surgery, such as the reattachment of a body part, to drain excess blood. They have even been approved by the Food and Drug Administration as a medical device.
The author even has a sense of humor.
Watch out for the videos if you are squeamish.