| Line 43: |
Line 43: |
| | * place 2 identical toys (i.e. 2 x kong or 2 x jack) in corners 20cm away from each wall | | * place 2 identical toys (i.e. 2 x kong or 2 x jack) in corners 20cm away from each wall |
| | * bring rat cage from housing rm BRF169, weigh rat | | * bring rat cage from housing rm BRF169, weigh rat |
| − | * start video recording on iMac, place rat in arena for 5 (FIVE) minutes | + | * start video recording on iMac, place rat in arena for 3 (THREE) minutes |
| | * return to home cage and BRF 169. | | * return to home cage and BRF 169. |
| | *wash toys in soapy water and rinse | | *wash toys in soapy water and rinse |
| Line 60: |
Line 60: |
| | * place 1 kong and 1 jack in corners 20cm away from each wall | | * place 1 kong and 1 jack in corners 20cm away from each wall |
| | * bring rat cage from housing rm BRF169 (don't weigh rat again) | | * bring rat cage from housing rm BRF169 (don't weigh rat again) |
| − | * start video recording on iMac, place rat in arena for 5 (FIVE) minutes | + | * start video recording on iMac, place rat in arena for 3 (THEE) minutes |
| | * return to home cage and BRF 169. | | * return to home cage and BRF 169. |
| | * repeat for each rat, alternating position of jack and kong. | | * repeat for each rat, alternating position of jack and kong. |