Table 1.
Growth of pre-ovulation oocytes that became males or females in female house finches that initiated full incubation with the start of egg-laying.
| growth parameter ovulation sequence | males (mean±s.e., n) | females (mean±s.e., n) |
|---|---|---|
| duration of growth, h | ||
| 1st | 66.1±7.1; 10 | 93.4±3.0; 7* |
| 2nd | 82.0±8.2; 6 | 99.0±3.2; 8* |
| 3rd | 94.5±4.1; 6 | 94.7±11.1; 10 |
| 4th | 87.3±8.5; 6 | 93.2±10.1; 4 |
| 5th | 67.3±6.7; 8 | 105.9±13.2; 4* |
| time of max growth, h | ||
| 1st | 5.9±2.6 | 19.9±3.1* |
| 2nd | 6.4±2.1 | 23.5±4.2* |
| 3rd | 15.0±5.7 | 16.5±2.0 |
| 4th | 10.3±3.4 | 15.3±4.1 |
| 5th | 10.9±1.1 | 22.52±2.1* |
| overlap with other follicles, h | ||
| 1st | 98.0±12.3 | 132.0±4.9* |
| 2nd | 144.3±16.3 | 173.2±4.74 |
| 3rd | 154.1±13.7 | 171.6±17.0 |
| 4th | 121.5±18.2 | 154.6±10.5 |
| 5th | 94.8±19.5 | 161.0±27.2* |
| growth rate, K1, g−2 h−1 | ||
| 1st | 0.051±3e−3 | 0.012±5e−3* |
| 2nd | 0.019±2e−3 | 0.071±2e−3* |
| 3rd | 0.067±5e−3 | 0.058±2e−3 |
| 4th | 0.064±4e−3 | 0.048±4e−3 |
| 5th | 0.110±0.01 | 0.030±1.5e−3* |
Note: *p<0.05, for the Kruskal–Wallis test of significant differences between the sexes.