I will show a sea snail that is often present when the seawater is approaching high tide, and when the sea water recedes, this type of snail will disappear by itself. who hide in the sand by making a hole when the seawater, the land dries up. This snail has body parts, which have a lump of flesh under its shell, which is used for swimming and walking.It is always difficult for us to find, this type of snail has unique and strange characteristics, of course, you can pay attention to the picture below.