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Sphingid Flower

The birds learned the positions of the rewards in the array, irrespective of distance. Following the shift, all birds were worse at visiting the previously rewarded flowers, but this effect was much greater following the shift of 160 cm. Flower color pattern had no effect on post-shift performance. It appears, then, that the birds use different types of spatial information depending on the spatial scale - when the flowers are close together lt 40 cm , the birds use within-array cues to relocate...