| Age (d) | Mass (g) | Wing (mm) | Tarsus (mm) |
| 0 | 1.5 ± 0.07 | 5.7 | 7.0 ± 0.26 |
| 1 | 2.4 ± 0.19 | 7.5 ± 0.37 | 8.7 |
| 2 | 3.8 ± 0.44 | 8.5 ± 0.25 | 11.1 ± 0.23 |
| 3 | 5.0 ± 0.70 | 10.2 ± 1.19 | 13.0 ± 0.52 |
| 4 | 6.6 ± 1.14 | 14.2 ± 1.93 | 15.1 ± 1.07 |
| 5 | 8.4 ± 1.00 | 18.6 ± 2.02 | 17.5 ± 1.29 |
| 6 | 10.0 ± 0.73 | 23.5 ± 2.45 | 19.7 ± 1.24 |
| 7 | 10.9 ± 0.50 | 29.0 ± 2.35 | 21.1 ± 0.84 |
| 8 | 11.3 ± 0.93 | 33.9 ± 0.42 | 21.9 ± 0.79 |