Table 1.
Offspring born, number surviving, and distribution for testing.
| Group | # Dams Mated |
# Gave Birth |
Mean # Offspring |
# Litters Cross- Fostered |
Culled To |
# Survived | # Tested for Behavior |
|---|---|---|---|---|---|---|---|
| Protein Deprived | |||||||
| Group 1 | 10 | 7 (70%) | 13.4 | 6 | 26M 22F |
19M 68% 13F 59% |
11M 7F 1-3 of each sex from 4 litters |
| Group 2 | 10 | 9 (90%) | 13.7 | 6 | 24M 24F |
19M 79% 20F 83% |
10M 10F 1-2 of each sex from 6 litters |
| PD Total | 20 | 16 (80%) | 13.6 | 12 | 50M 46F |
38M 76% 33F 72% |
21M 17F 1-3 of each sex from 10 litters |
| Non-Deprived | |||||||
| Group 1 | 20 | 13 (65%) | 14.2 | 6 | 24M 24F |
24M 100% 24F 100% |
15M 17F M: 3/litter from 5 litters F: 2-3/litter from 6 litters |
| Group 2 | 20 | 12 (60%) | 15.3 | 6 | 24M 24F |
24M 100% 24F 100% |
10M 10F 1-2 of each sex from 6 litters |
| ND Total | 40 | 25 (63%) | 14.7 | 12 | 48M 48F |
48M 100% 48F 100% |
25M 27F M:1-3/litter from 11 litters F:1-3/litter from 12 litters |
All litters were culled to 4 males and 4 females with the exception of one litter in PD Group 1 which was culled to 6 males and 2 females as it only included 2 females.