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Table 2 Comparison of stomach contents of rice frog (Fejervarya limnocharis) between two habitats by Wilcoxon rank-sum test

From: Changes of diet and dominant intestinal microbes in farmland frogs

  

Mean

Std. Dev

Median

Range

Z value

P

Number of prey item

Natural habitat

2.82

2.48

2

1 ~ 10

−2

0.045

Farmlands

1.33

0.71

1

1 ~ 3

Number of prey category

Natural habitat

1.76

0.9

2

1 ~ 4

−2

0.036

Farmlands

1.11

0.33

1

1 ~ 2

Volume of prey(mm3)

Natural habitat

134.1

140.04

71.2

2.09 ~ 396.05

−1.53

0.12

Farmlands

38.77

26.2

32.98

0.78 ~ 78.54