TABLE 2.

Levels of SCFA in various sections of the gut of the three study species

Species	Gut section	Level of SCFA (mM)a
		Acetate	Propionate	Butyrate
K. sydneyanus	I	1.1	0.0	0.0
	II	1.2 ± 0.4	0.3 ± 0.1	0.2 ± 0.1
	III	11.2 ± 0.7	2.7 ± 0.2	0.5 ± 0.1
	IV	37.4 ± 5.6	13.9 ± 0.3	2.1 ± 0.3
	V	37.5 ± 7.5	12.8 ± 0.8	1.3 ± 0.3
O. pullus	I	4.9 ± 0.3	0.3 ± 0.1	0.2 ± 0.1
	II	7.6 ± 1.6	0.2 ± 0.1	0.1
	III	20.3 ± 6.0	4.8 ± 2.3	1.6 ± 0.1
	IV	18.5 ± 0.9	4.3 ± 0.9	0.6 ± 0.1
	V	20.8 ± 0.5	4.7 ± 1.1	1.0 ± 0.1
A. arctidens	I	1.4 ± 0.5	0.3 ± 0.1	0.1
	II	1.7 ± 0.4	0.3 ± 0.1	0.1
	III	3.3 ± 0.8	0.7 ± 0.2	0.4 ± 0.1
	IV	7.6 ± 0.9	2.3 ± 0.4	1.3 ± 0.5
	V	8.3 ± 0.6	4.1 ± 0.7	1.3 ± 0.2

^an ≥ 3. Values are means ± one standard deviation (where the error is presented). No error is presented for values that are ≤0.1 mM.