Table 1.
Sex ratio of early emerging brood and male genotyping data for nests collected in June–July 2004. (Includes only those nests that produced five or more early offspring. Bold type indicates nests from which males were genotyped.)
| nest | sex ratio (M : F) | no. males genotyped | no. (%) of diploid males |
|---|---|---|---|
| site 1: Derby Farm (DF), Stow, MA | |||
| DF1 | 4 : 4 | 4 | 4 (100%) |
| DF2 | 2 : 3 | 0 | n/a |
| DF3 | 0 : 7 | n/a | n/a |
| DF4 | 7 : 2 | 5 | 5 (100%) |
| site 2: Tufts University (TU), Medford, MA | |||
| TU1 | 14 : 14 | 8 | 4 (50%) |
| site 3: Great Brook Farm State Park (GB), Carlisle, MA | |||
| GB1 | 6 : 4 | 4 | 0 (0%) |
| GB2 | 0 : 18 | n/a | n/a |
| GB3 | 15 : 6 | 0 | n/a |
| GB4 | 6 : 9 | 0 | n/a |
| GB5 | 7 : 18 | 7 | 7 (100%) |
| totals | 28 | 20 (71.4%) |