Final answer:
Coggins disease (equine infectious anemia) is a viral infection that affects horses, donkeys, and mules. It is transmitted through blood-sucking insects and contaminated needles. Prevention measures, such as vaccination and regular testing, are important in controlling the spread of the disease.
Step-by-step explanation:
The correct answer is A) Viral Infection.
Coggins disease, also known as equine infectious anemia, is caused by a viral infection. It is a highly contagious disease that affects horses, donkeys, and mules. The virus is transmitted through blood-sucking insects, such as horseflies and ticks, as well as through contaminated needles and other equipment.
Coggins disease can lead to severe anemia, weight loss, fever, and weakness in infected animals. There is no cure for the disease, so prevention measures, such as vaccination and regular testing, are crucial in controlling its spread.