The blood tests found 13 animals infected with the disease.
They are also known to infect domestic animals with diseases.
And animals infected with the virus cannot be legally exported.
These viruses cause illness only in a certain animal and cannot infect other animals or humans.
Some horses that test positive for the disease show no symptoms and are able to compete, but there is a risk of infecting other animals.
The spores can then infect animals who are grazing on plants growing in the soil.
The specimens were tested for a variety of viruses that infect animals.
It is the most common cause of mucormycosis in humans and occasionally infects other animals.
Many of these organisms are usually recovered from the soil but occasionally infect humans and animals.
These bacteria are zoonotic, meaning they can infect both animals and humans.