sentences:  As phagotrophs, "Bodo" feed on bacteria by ingestion which can cause a change in the organisms colour as "Bodo" is transparent.Often the bacteria are phototrophic, which means that "Bodo" are part of the second layer of food nets as they lack the ability to produce their own energy.Several members of the genus "Bodo" are afflicted by a giant virus known as the "Bodo saltans" virus (BsV), the most abundant giant viruses in the ocean.