xternal parasites can be costly for cattle producers and getting a handle on problems early can lead to more prosperous and better performing cows.
Dr. Jason Cleere, Texas A&M AgriLife Extension Service beef cattle specialist, College Station told producers at the Independent Cattlemen's Association meeting in Bastrop examples of external parasites are bloodsucking flies, which include the horn fly, stable fly, horse fly and deer fly.
![](https://i.ytimg.com/vi/N-GlW1tYv2E/mqdefault.jpg)