The utility model provides a bionical pier, is including locating the pier body on the pier foundation, the pier body at the bottom of by the entity mound that connects gradually from bottom to top section, hollow pier figure and dendriform mound top section constitutes, dendriform mound top section comprises the mound branch of extension in a plurality of symmetries or the asymmetric hollow pier of locating figure up end and the slant, the hollow pier figure is become with a plurality of hollow pier body block groups by prestressed steel beam, adjacent hollow pier body piece tenon fourth of the twelve earthly branches location is connected, prestressed steel beam locates in the hollow pier body piece lateral wall and runs through the hollow pier figure, prestressed steel beam's lower extreme anchor is at the bottom of the entity mound in the section, every mound branch comprises a plurality of spelling components and a plurality of prestressing tendons, tenon fourth of the twelve earthly branches location is connected between the spelling component, the cross section of mound branch is solid or hollow section, two adjacent spelling components are through locating the inside prestressing tendons anchor of spelling component, bottom spelling component is through locating prestressing tendons anchor in the spelling component on the up end of hollow pier figure.