Table 2.
Protandry across bushcricket species
Species |
Length of |
Ref. |
Protandry |
Sample size |
Origin of individuals |
Ref. |
Sperm |
Ref. |
---|---|---|---|---|---|---|---|---|
adult season | [days] | (males, females) | competition | |||||
Decticus verrucivorus |
3-4 months |
[64] |
≤ 10 days |
115, 106 |
ex nymphs, lab reared |
[142] |
sperm mixing |
[148] |
Poecilimon aegaeus |
4 weeks |
* |
0.6 days |
32, 21 |
ex nymphs, lab reared |
* |
last male precedence |
[144,145] |
Poecilimon ampliatus |
4-6 weeks |
* |
1.3 days |
150, 63 |
ex nymphs, lab reared |
* |
last male precedence |
[144,145] |
Poecilimon mariannae |
4 weeks |
[89] |
3 days |
25-57, 32-85 |
field samples |
** |
last male precedence |
[144,145] |
Requena verticalis | 10 weeks | [143] | 35 days | 14-21, 2-14 | field samples | [143] | first male precedence | [146] |
The difference, measured in days, between the mean appearance (50%) of mature males and females from lab reared or field collected specimens.
*Lehmann unpublished, data on file, **this article Figure3.