Fig. 2

Composition of gut microbiota at phylum, genus and species levels in Harmonia axyridis feeding on different diets. Aphid, feeding on aphid; Basic, feeding on basic artificial diet; Glucose: feeding on basic artificial diet supplemented with glucose; Trehalose, feeding on basic artificial diet sup-plemented with trehalose. A The difference in the number of Phyla in different feeding groups, B The difference in the number of Genus in different feeding groups, C The difference in the number of Species in different feeding groups; D, E, F: Phyla, Genus, Species levels Venn diagram)