Table 4. Mean daily individual bout counts ± SEM and mean daily bout durations in seconds ± SEM of manual and tool excavating bouts.

The data correspond to the observations made during the Compacted Soil Condition of Experiment 2.

	Manual excavation bouts		Tool excavation bouts
Individual	Mean daily N of bouts	Mean daily duration ± SEM	Mean daily N of bouts	Mean daily duration ± SEM
Jane	3.3 ± 1.0	329.0 ± 175.4	1	44.0
Josefine	4.8 ± 0.5	311.0 ± 50.7	2.3 ± 0.4	254.2 ± 103.5
Julius	3.6 ± 0.3	99.0 ± 12.4	2.1 ± 0.4	59.3 ± 12.4
Junior	3.1 ± 0.4	53.8 ± 14.8	2.7 ± 1.7	37.0 ± 29.0
Knerten	4.6 ± 0.6	111.3 ± 28.4	1	2.0
Miff	2.2 ± 0.4	67.3 ± 29.3	1	3.0
Tobias	3.5 ± 0.6	416.0 ± 144.5	0	0.0
Yr	3.6 ± 0.8	99.4 ± 25.2	1	22.0