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Table 1 Number of observations (n), trait means (± SD), coefficients of variation (CV) and range

From: Can number and size of offspring increase simultaneously? - a central life-history trade-off reconsidered

Trait

n

Mean

CV

Range

Birth mass (g)

10986

1.89 ± 0.22

0.11

0.84-3.28

Head width (mm)

10971

8.22 ± 0.38

0.05

5.78-10.56

Litter size

2665

4.48 ± 1.53

0.34

1-9