Appendix A. Results (P values) from analysis of the effects of predator colonization at four times on snail traits. For each colonization treatment, snail phenotypes were compared to the phenotypes expressed in both constant treatments within each week after colonization.
|
Trait |
Time of colonization |
Constant treatment comparison |
Time of comparison |
|||
|
Wk 2 |
Wk 3 |
Wk 4 |
Wk 5 |
|||
|
Use of structure |
Wk 1 |
No predator |
0.932 |
0.553 |
0.970 |
0.716 |
|
|
|
Predator |
0.352 |
0.955 |
0.424 |
0.844 |
|
|
Wk 2 |
No predator |
|
0.299 |
0.547 |
0.757 |
|
|
|
Predator |
|
0.094 |
0.873 |
0.801 |
|
|
Wk 3 |
No predator |
|
|
0.591 |
0.836 |
|
|
|
Predator |
|
|
0.196 |
0.724 |
|
|
Wk 4 |
No predator |
|
|
|
0.395 |
|
|
|
Predator |
|
|
|
0.770 |
|
|
|
|
|
|
|
|
|
Mass |
Wk 1 |
No predator |
0.134 |
0.025 |
0.039 |
0.469 |
|
|
|
Predator |
0.352 |
0.907 |
0.318 |
0.448 |
|
|
Wk 2 |
No predator |
|
0.098 |
0.065 |
0.142 |
|
|
|
Predator |
|
0.611 |
0.442 |
0.998 |
|
|
Wk 3 |
No predator |
|
|
0.214 |
0.822 |
|
|
|
Predator |
|
|
0.022 |
0.092 |
|
|
Wk 4 |
No predator |
|
|
|
0.106 |
|
|
|
Predator |
|
|
|
0.003 |
|
|
|
|
|
|
|
|
|
PC-1 |
Wk 1 |
No predator |
0.002 |
0.001 |
0.001 |
0.005 |
|
|
|
Predator |
0.393 |
0.995 |
0.991 |
0.385 |
|
|
Wk 2 |
No predator |
|
0.015 |
0.001 |
0.002 |
|
|
|
Predator |
|
0.305 |
0.087 |
0.207 |
|
|
Wk 3 |
No predator |
|
|
0.183 |
0.002 |
|
|
|
Predator |
|
|
0.009 |
0.232 |
|
|
Wk 4 |
No predator |
|
|
|
0.696 |
|
|
|
Predator |
|
|
|
0.108 |
|
|
|
|
|
|
|
|
|
Shell thickness |
Wk 1 |
No predator |
0.010 |
0.737 |
0.750 |
0.283 |
|
|
|
Predator |
0.310 |
0.774 |
0.435 |
0.503 |
|
|
Wk 2 |
No predator |
|
0.001 |
0.001 |
0.035 |
|
|
|
Predator |
|
0.001 |
0.001 |
0.084 |
|
|
Wk 3 |
No predator |
|
|
0.001 |
0.001 |
|
|
|
Predator |
|
|
0.001 |
0.001 |
|
|
Wk 4 |
No predator |
|
|
|
0.001 |
|
|
|
Predator |
|
|
|
0.003 |