Fertilization is one of the most important events in living organisms to generate a new life with a mixed genetic background. To achieve successful fertilization. sperm and eggs must undergo complex processes in a sequential order. Fertilization of marine invertebrate Ciona intestinalis type A (Ciona robusta) has been studied for more than a hundred years. https://www.littletreehouselanes.shop/product-category/bento-cutlery/