Horridge, George Adrian
Bees were trained to discriminate between two or more black bars and similar bars at right angles, presented on a vertical surface. The positions of the bars were shifted every 5 min to prevent their locations being used as cues. The experiments exploit the fact that bees do not discriminate the global orientation of a straight line of small black squares that are individually resolved, because the local responses to equal lengths of edges at right angles cancel out, and each square has no...[Show more]
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