Preference of the strains from the different origins for the different bacteria. Strains are shown by rectangles (left), and bacteria by ellipses (right). Bacteria from Orsay are shown in orange, bacteroa frp, Santeuil strains in green, and standard laboratory food OP50 in purple.
Volkers et al. BMC Biology 2013 11:93 doi:10.1186/1741-7007-11-93