The following is the answer to this question for you. The scientific name of seafood with long screws is cone snails. . Cone snails not only taste delicious, but also have high nutritional value. They also have certain health effects. Cone snails contain a large amount of active calcium, which is easy for the body to absorb. It can avoid the occurrence of calcium deficiency symptoms in the human body and has a great effect on osteoporosis. It has an obvious preventive effect. In addition, people who eat cone snails can also protect their eyes and prevent vision loss.

I hope my answer can help your friend.