The utility model relates to a novel bionic protection device which is mainly composed of a heavy block (or a short pile) and a bionic article. When the heavy block is used as a foundation, the upper part and both ends of the heavy block are provided with iron rings, the iron ring on the upper part is tied with a root of the bionic article together and the iron rings on both of the two ends are connected with an iron chain. When the short pile is used as a fixed foundation, both sides of the top part of the short pile are provided with iron rings which are connected with the iron chain, the iron chain is tied with the bionic article to form a forest belt of the bionic article. The utility model can perform the functions of wave elimination, flow resistance, sand sinking, silt promotion and seashore beach protection and the utility model can also be used for protection engineering of shallow seashore beaches.