Table 2

The significance (determined by z-tests) of the estimates shown in Figure 4.

Trait

Selection gradients for:

P (genetic vs phenotypic)

P (genetic vs environmental)


Tarsus

BVincl

0.23

0.22

BVexcl

0.14

0.18

genetic comp.

0.51

0.19

Song rate

BVincl

0.24

0.017

BVexcl

0.39

0.24

genetic comp.

0.18

0.27

Beak colour

BVincl

0.17

0.003

BVexcl

0.08

0.008

genetic comp.

0.32

0.17


The first column shows the difference between the genetic and the phenotypic selection gradients and the second column the difference between the genetic and the environmental selection gradients.

Bolund et al. BMC Evolutionary Biology 2011 11:327   doi:10.1186/1471-2148-11-327

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