Enrichment | All days | Day | P1 | ||||
1 | 2 | 7 | 16 | ||||
“Resting enrichments” | Platform | 2.0 ± 1.2 | 3.9 ± 3.1 | 0.9 ± 1.4 | 2.3 ± 1.5 | 0.8 ± 0.7 | <0.01 |
Top nest box | 0.4 ± 0.3 | 1.0 ± 1.1 | 0.2 ± 0.3 | 0.1 ± 0.1 | 0.2 ± 0.4 | <0.01 | |
Total for resting enrichments | 2.3 ± 1.4 | 4.9 ± 4.0 | 1.1 ± 1.6 | 2.3 ± 1.4 | 1.0 ± 0.9 | <0.01 | |
P2 | <0.01 | <0.01 | <0.05 | <0.01 | <0.05 | ||
“Activity enrichments” | Bone | 2.5 ± 1.2 | 4.6 ± 2.5 | 1.3 ± 2.1 | 1.4 ± 1.4 | 2.6 ± 2.8 | <0.01 |
Hockey puck | 1.3 ± 0.8 | 3.4 ± 2.2 | 0.5 ± 0.5 | 0.8 ± 0.8 | 0.5 ± 0.9 | <0.001 | |
Ceiling rope | 2.8 ± 1.8 | 7.7 ± 7.8 | 1.1 ± 1.8 | 1.5 ± 2.2 | 0.9 ± 1.4 | <0.01 | |
Wall rope | 4.2 ± 1.5 | 7.1 ± 5.6 | 3.1 ± 3.3 | 3.0 ± 4.0 | 3.7 ± 4.3 | NS | |
Straw | 0.8 ± 0.6 | 1.9 ± 1.5 | 0.6 ± 1.2 | 0.2 ± 0.4 | 0.5 ± 0.5 | <0.01 | |
Scratching plate | 1.1 ± 0.9 | 1.9 ± 1.6 | 0.7 ± 1.1 | 0.6 ± 0.7 | 1.1 ± 2.1 | <0.05 | |
Total for activity enrichments | 12.7 ± 3.9 | 26.7 ± 12.2 | 7.3 ± 7.4 | 7.4 ± 6.6 | 9.2 ± 6.6 | <0.01 | |
P3 | <0.001 | <0.001 | <0.01 | <0.01 | <0.01 | ||
Total for all enrichments | 15.0 ± 5.1 | 31.6 ± 15.1 | 8.3 ± 8.9 | 9.7 ± 7.0 | 10.2 ± 7.0 | <0.001 | |
P4 | <0.01 | <0.01 | <0.01 | <0.05 | <0.01 | ||
P5 | <0.001 | <0.001 | <0.01 | <0.001 | <0.01 |