Table 2.
Total number of times hens maintained at a low, medium, and heavy bodyweight were observed displaying foraging and pecking behaviors, using an ethogram with observations taken every 30 s, over 1 h, daily for 2 wk
Hen weight | Forage | SEM | P-value | Peck | SEM | P-value |
---|---|---|---|---|---|---|
Low | 4.8a | 2.7 | 0.011 | 184.0a | 6.6 | <0.001*** |
Medium | 23.6b | 2.8 | 0.007 | 137.7b | 6.8 | 0.156 |
High | 13.4c | 3.1 | 0.011 | 132.8b | 7.5 | <0.001*** |
Values are means ± SEM, n = 36. Means in a column with superscripts differ, P < 0.05