Figure 1: Upper view of test apparatus. | Scientific Reports

Figure 1: Upper view of test apparatus.

From: A history-based method to estimate animal preference

Figure 1

(a) Scheme indicating four compartments with the same volume and area. Aquarium: 40-cm diameter; ~15-cm height of water column; opaque internal and external walls. (b)Photo depicting background colours offered as choice items. Compartment colours were obtained by addition of coloured adhesive plastic for the fourth peripheral compartments and by a circular white perplex in the central compartment.

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