Feed sources Frequency Percent
Foraging 91 93.8
Supplementary feeding 3 3.1
Others 3 3.1
Total 97 100.0
Trend of colony population/ by absconding
Decreasing 44 45.4
Increasing 45 46.4
No difference 8 8.2
Total 97 100.0
Table 2: Frequency distribution of feed source colony population.