Most internal parasites of horses are worms, but bots are the larvae of a fly that needs a horse to complete its life cycle. This parasite spends most of its life fastened to the inside of the host ...

This is a little different subject than my normal newspaper articles, but my master’s degree is in veterinary parasitology so it is something I would like to talk about. Three types of horse bots are ...

Fly control should be initiated in late spring or late fall. Weather that is hot and dry or cold and wet produces fewer flies. Warm, wet weather means more flies. Cool, wet weather will delay fly life ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...