The hamster suddenly lost weight and became hunched over, which may be due to the following 4 reasons:

1. Old age: As a hamster gets older, its metabolism will decrease and its body will weaken, resulting in the hamster becoming thinner. You can give the hamster supplements Nutrition.

2. Caused by disease: It may be caused by the hamster suffering from diabetes, liver and kidney failure and other diseases. At this time, the hamster should be checked and treated in a pet hospital in time.

3. Dehydration: It may be that the hamster does not absorb enough water, or is exposed to the sun, resulting in dehydration. When the temperature is too high, it is necessary to replace the sawdust, or put nothing in it, and provide Adequate moisture.

4. Malnutrition: It may be that the food provided by the owner is poor in nutrition, or it may be that the hamster does not like to eat it. As the hamster grows, it cannot provide enough nutrition, and the hamster will become emaciated. At this time, you can change to a nutritious food. food.