A vector-based strategy for olfactory navigation in Drosophila.

For many species, odours serve as key navigational cues 1,2 .

For many species, odours serve as key navigational cues 1,2 . Although tracking an odour plume has been modelled as a reflexive process 3-5 , it remains unclear whether animals can use memories of their past odour encounters to infer the spatial structure of their chemical…