The following pictures and descriptions can be used to help you identify some of the most common Texas ant species. Once you know the species of ant in your home, you can determine where it is likely to nest, what kind of damage it causes, and what kind of control measures are most effective.
Heartworm infections may be occult for a number of reasons: A heartworm test is to check for the evidence of the parasite Dirofilaria immitis, more commonly known as heartworm, in your dog's bloodstream.
Heartworm antigen testing is the most reliable method of confirming that all of the adult heartworms have been eliminated. Although many dogs are antigen-negative 16 weeks after treatment, it can take longer for the antigen to be completely cleared from some dogs.