Crab, as a crustacean widely distributed in Marine and freshwater environments,often becomes one of the specimens in museums and research institutions because of its unique appearance and rich biological characteristics.

Crabs, as a popular Marine creature, exhibit the wonder and beauty of the natural world. The shell of a crab is hard and smooth, and usually presents a variety of colors and textures, reflecting the characteristics of its habitat.

Crab specimens are a valuable research material in Marine biology and are often used in many fields such as teaching, research and exhibitions. Through the observation and analysis of crab specimens.

As a common Marine organism, crab has attracted the attention of many biology lovers because of its unique form and rich habitat. The purpose of the preparation and conservation of crab specimens is to study their ecological habits.

As an important biological research material, crab specimens not only have important value in scientific research, but also provide a strong support for ecological protection and biodiversity research.