The statues appear to be anatomically correct schematic eyes.
2.
This search asymmetry in which straight gaze targets are given preference in array of averted gaze distractors is found for both realistically drawn and schematic eye stimuli but not for other arrayed objects.
3.
Search asymmetry is not seen with geometric stimuli, for instance 1 x 3 rows of black and white squares, that vary in the position of the distinguishing feature or stimuli consisting of only one schematic eye.