Figure 1. Frequency of OTUs for each cockatiel.

The three cockatiels are clearly dominated by Firmicutes Clostridium OTU C1 overrepresentation is accompanied by a decrease of Erysipelotrichaceae E1 and E2 and an increase in Lactobacillus L1. Most OTUs are at very low frequency (<0.04). Cockatiel 1 is from “Local 2” breeder, cockatiels 2 and 3 are from “El refugio” breeder.