These hardy microbes mix sticky mucus with materials extracted from seawater to form a cement, which they add layer by layer to their rocklike home.
Need vintsked bakterid eritavad kleepjat lima ning seovad sellega merevette sadestunud aineid, mille tulemusel moodustub lubiaine, mida nad kiht kihi haaval oma kivitaolisele kodule juurde lisavad.