1. Whale meat in Japan: Whale meat in Japan is one of its traditional foods, but whaling can easily lead to serious damage to the marine ecological environment and whale population, so its use is usually prohibited or restricted now. In addition, whale meat also contains a lot of toxic substances such as mercury, which may cause harm to human body.

2. Thailand's clam: The clam is a very popular food in Thailand. Although it tastes good, excessive intake may lead to food poisoning or infection caused by some microorganisms. Therefore, we should be careful when enjoying this kind of delicious food.

3. American fried chicken cream salad: fried chicken cream salad is a kind of delicious food in American fast food industry, but because of its high fat and high calorie, long-term consumption may lead to obesity, cardiovascular disease and other health problems.

4. Turkey's mutton burrito: Mutton burrito is a common food in the Middle East, and its main raw materials include mutton and flour. Although it tastes good, long-term consumption may lead to high cholesterol, thus increasing the risk of cardiovascular disease.

5. Ant Melaleuca Cake in Mexico: Ant Melaleuca Cake is one of the traditional Mexican snacks, which usually includes some ants' mummies. Although this snack tastes good, it poses a potential threat to health because ants may carry bacteria or parasites.

6. Hairy tofu in China: Hairy tofu is a traditional food fermented by hairy bean sprouts, which is common in southern China. Hairy tofu tastes good, but it contains high leucine and glutamate, and long-term consumption may cause damage to the nervous system.

7. Norwegian caviar: Caviar is one of the traditional Norwegian cuisines, and the production process involves the extraction of fish eggs. Although it tastes good, caviar is rich in acid, salt and cholesterol, and excessive consumption will affect your health.

8. Truffles in France: Truffles are very popular in France as a valuable food. Although truffles taste good, there are often many counterfeiters because of their high price. In addition, truffles also contain high fat and cholesterol, and long-term intake can easily lead to health problems.

9. Roasted suckling pig in the Philippines: Roasted suckling pig is one of the traditional delicacies in the Philippines, which is made from piglets. Although it tastes delicious, it may cause various allergic reactions to those who suffer from animal allergic diseases.

10. Blood sausage in Britain: Blood sausage is a traditional British food made of pig blood and pig sausage, and its taste is similar to sausage. Blood sausage contains a lot of cholesterol and fat, so long-term intake may increase the risk of cardiovascular disease.