Seasonal morph and sexb
| Melanization ratinga
|
---|
Abdominal segment |
---|
1st | 2nd | 3rd | 4th | 5th |
---|
Summer female | 1.1 | 2.0 | 1.9 | 1.8*, c
| 4.6 |
Winter female | 2.8 | 2.9 | 3.5 | 5.0 | 5.0 |
Summer male | 1.4 | 2.1 | 2.6*
| 5.0 | 5.0 |
Winter male | 3.5 | 3.6 | 4.9 | 5.0 | 5.0 |
- n = 13 for winter male and female; n = 17 for summer male and female
-
aMelanization rating based on visual rating of the thickness of the transverse dark line of each dorsal abdominal segment (Additional file 1: Figure S1): 1 thin dark line, 5 completely dark
-
bSummer morphs were reared at 16:8 L:D and 20 °C; winter morphs were reared at 12:12 L:D and 10 °C
-
cMeans followed by an asterisk are significantly different within a sex (t test, P ≤ 0.05)