The pink color comes from tiny single-celled critters called foraminifera that have red shells that tint the sand a pinkish color.

粉色来自微小的单细胞小动物，名字是孔虫，它们有红色的贝壳，使沙子呈粉红色。

This is a 3D image of a perfect foraminifera.

这是完整有孔虫的3D图像。