Figure 2.
Relative abundance histogram. A histogram of the relative abundance of gut microbiota among groups in wild and captive Tibetan wild asses at the phylum level 
others; 
Proteobacteria; 
Melainabacteria; 
Euryarchaeota; 
Fibronacteres; 
Verrucomicrobia; 
Spirochaetes; 
Kiritimatiellaeota; 
Tenericutes; 
Bacteroidetes; 
Firmicutes (a) and genus level (b) 
others; 
Akkermansia; 
unidentified_Spirochaetaceae; 
Oribacterium; 
unidentified_Prevotellaceae; 
unidentified_Ruminococcaceae; 
Gillisia; 
unidentified_Clostridiales; 
unidentified_Bacteroidales; 
Streptococcus; 
Bacteroides. [Colour figure can be viewed at http://wileyonlinelibrary.com]