Table 1 Comparison between years of mean dietary quality and functional group abundance in diet.

From: Seasonal patterns of bison diet across climate gradients in North America

Metric

Month

2018

2019

P

[CP]

June

93.57 ± 3.21

113.25 ± 3.33

 < 0.001

September

80.45 ± 4.73

80.61 ± 4.51

0.98

[DOM]

June

617.6 ± 3.7

630.21 ± 3.41

0.014

September

591.71 ± 4.36

585.09 ± 4.19

0.281

[DOM]: [CP]

June

6.9 ± 0.22

5.79 ± 0.19

 < 0.001

September

8.73 ± 0.56

8.08 ± 0.4

0.361

Cool-season graminoid

June

30.07 ± 3.91

32.52 ± 4.42

0.68

September

26.02 ± 3.45

15.8 ± 2.77

0.027

Warm-season grass

June

11.97 ± 2.08

10.29 ± 2.16

0.576

September

30.24 ± 4.16

16.21 ± 2.94

0.009

Legume

June

32.94 ± 4.77

27.59 ± 4.54

0.418

September

24.61 ± 3.46

45.63 ± 5.12

 < 0.001

Forb

June

20.85 ± 3.72

27.65 ± 3.52

0.187

September

16.68 ± 2.6

21.32 ± 3.46

0.277

Woody species

June

4.17 ± 1.65

1.95 ± 0.54

0.192

September

2.45 ± 1.03

1.05 ± 0.75

0.288