Fig 1.
View of the pen with the location of the bowl in which the food was placed.
The detail shows a magnified outline of the bowl with the distribution of the food pellets (F).
Fig 2.
An outline of experimental area.
A and B indicate bowls in which food pellets were placed on a daily basis.
Fig 3.
Median latency (the decimal logarithms of median values) of picking food off novel food pellets on consecutive days of the experiment.