rabies symptoms

Symptoms of rabies:

1. At the beginning of the disease, the main manifestations are mental depression, abnormal behavior, such as not listening to calls, preferring to hide in dark places, abnormal cravings, eating gravel, wood, soil and other things, sick dogs often lick the bites with their tongues.

2. Later, it develops into rage and restlessness, attacks people and animals, and often runs aimlessly. Appearance The sick dog gradually becomes thinner, the lower jaw droops, and the tail droops and is sandwiched between the two hind limbs. Hoarseness, increased salivation, difficulty swallowing.

3. In the later stage, the sick dog has symptoms of paralysis, difficulty in walking, and eventually systemic failure.

Causes of rabies:

1. Rabies virus mainly exists in the brain tissue and spinal cord of sick dogs. There are also a large number of viruses in the salivary glands and saliva of sick dogs, and they are excreted with the saliva.

2. The virus can be found in the saliva of sick dogs 10-15 days before the onset of clinical symptoms and 6-7 months after the symptoms disappear. Therefore, when animals are bitten by a sick animal, they become infected.

3. The saliva of some healthy dogs and cats can also contain viruses. When they lick people or other animals, or live with people, they can also cause infection.

4. After many wild animals, such as wolves, foxes, deer, bats, etc. are infected with this disease, they will not only get sick and die, but also expand the spread. For example, some species of bats (African vampire bats) often attack humans and animals after being infected with rabies virus, making them infected and diseased.

5. Air polluted by respiratory secretions and urine can also cause respiratory infections in humans and animals. Wild animals can be infected through the digestive tract by eating sick corpses.