Rabbit plague. It is more common in young black-lipped pikas. The body temperature of the sick rabbits rises to 41 ℃, the spirit is depressed, the appetite is lost, the viscous or purulent secretions flow out from the nostrils, the coat is messy and dull, and the rabbits lose weight quickly, become weak and die. Some Lianshan black rabbits drooled, sometimes arched their backs or paralyzed, and died of exhaustion after 5-6 days.

After purchasing a black-lipped pika, inject it in time Rabbit plague inactivated vaccine, and develop the habit of regular vaccination. Once rabbit plague occurs, the sick rabbits should be isolated in time, and the sick rabbits should be taken to the hospital for injection of rabbit plague hyperimmune serum immediately, and the rabbit plague vaccine should be injected again 10 days later.