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Table 1 Tests of whether the nests that were paired in the cross-fostering experiment had nestlings with different microbial community compositions. PERMANOVA tests of Jaccard dissimilarities among nestlings were performed to evaluate differences among the nest boxes (i.e., box F and P-value). The dispersion P-value comes from a test of homogeneity of group dispersions. Independent sets of tests were performed for young nestlings and old nestlings. Old nestlings were tested to determine whether they were differentiated by either their natal nest box (1st nest box) or by the nest box where they were raised during the cross-fostering experiment (2nd nest box). The sample size (N) of nestlings in the test is the sum of all the nestlings in the pair of nests. The two tests with the old nestlings had the same sample sizes

From: Social, environmental, and developmental factors affect the microbiota of barn owls (Tyto alba) in a cross-fostering experiment

Nest groups

Young N

Young nestlings 1st box

Old N

Old nestlings 1st box

Old nestlings 2nd box

Box F

Box P

Dispersion P

Box F

Box P

Dispersion P

Box F

Box P

Dispersion P

130 & 215

8

1.86

0.030

0.536

8

1.24

0.142

0.025

1.12

0.285

0.978

111 & 227

6

1.91

0.100

0.401

6

0.98

0.500

0.001

1.29

0.067

0.268

151 & 232

7

1.73

0.029

0.722

5

1.05

0.400

0.308

1.17

0.200

0.008

211 & 217

6

1.53

0.067

0.001

8

1.02

0.464

0.387

1.22

0.116

0.934

218 & 223

8

1.79

0.031

0.538

4

1.03

0.500

0.042

1.14

0.250

0.042

220 & 221

5

1.33

0.100

0.008

4

0.95

1.000

0.042

1.10

0.333

0.042

131 & 132

6

1.51

0.100

0.101

5

0.97

0.700

0.008

1.56

0.200

0.008

128 & 250

7

1.59

0.057

0.348

3

NA

NA

NA

1.13

0.333

0.167

166 & 212

6

1.71

0.067

0.001

0

NA

NA

NA

NA

NA

NA

222 & 237

4

1.44

0.250

0.042

0

NA

NA

NA

NA

NA

NA