Flesh-eating screwworms are spreading in Texas. Here's how to spot the signs in your pet.

In Texas, a parasitic fly is causing concern. This fly is known to affect animals. A detection was made in Zavala County over a month ago. Since then, officials have been taking action. Pet owners in the state can find guidance on how to protect their animals from this pest. Further information is available from officials and experts, including Texas A&M's AgriLife Extension.