Video 5. Illustrative trajectory sequence in the linear ‘hat’ light gradient with predicted turn probability colored in red.

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DOI: 10.7554/eLife.06694.024

The scale bar at the bottom left of the Video represents 1 cm. The green trace displays a 20 s segment of the past positions of the centroid. White spots represent the position of the head every 20 frames (or 0.66 s). The behavioral sequence is accelerated by a factor 3.

DOI: http://dx.doi.org/10.7554/eLife.06694.024