Table 3.
Physical activity, oxygen consumption and weekly food consumption
| LCR | HCR | |||||
|---|---|---|---|---|---|---|
| Variable | Dark | Light | 24 h | Dark | Light | 24 h |
| Ambulatory activity (counts h−1) | 345.5 ± 16.0* | 78.7 ± 6.8* | 216.7 ± 0.7* | 573.4 ± 26.2 | 102.0 ± 4.7 | 345.8 ± 13.7 |
| O2 consumption (ml kg–1 h–1) | 1282.2 ± 36.4* | 1042.1 ± 30.1* | 1167.2 ± 34.8* | 1532.7 ± 43.5 | 1176.0 ± 28.0 | 1362.7 ± 34.0 |
| LCR | HCR | |||||
| Food consumption (g wk−1 per 100 g BW) | 52.05 ± 2.09* | 58.79 ± 2.01 | ||||
Mean ±s.e.m.
*
Significantly lower than HCR, P < 0.05; BW = body weight; ambulatory activity and O2 consumption were measured over a 2 day period at 25 weeks of age. Average weekly food consumption was measured from 5 weeks of age (post-weaned) until 25 weeks of age.