View source for Phases of Worm walking

:0.00 second: +0.50 pixel (warmup)
:0.02 second: no motion (warmup)
:0.04 second: +0.50 pixel
:0.06 second: +0.50 pixel
:0.08 second: +0.50 pixel
:0.10 second: +0.50 pixel
:0.12 second: +1.50 pixels
:0.14 second: +1.75 pixels
:0.16 second: +1.50 pixels
:0.18 second: +1.25 pixels
:0.20 second: skip here to avoid the slower phase (period = 0.22 second)
:0.22 second: +0.25 pixel
:0.24 second: no motion
:0.26 second: +0.25 pixel
:0.28 second: +0.25 pixel
:0.30 second: +0.25 pixel
:0.32 second: no motion
:0.34 second: no motion
:0.36 second: no motion

Once the warmup has finished, the walk loops with a 1.00 second period. Each loop, the worm travels exactly 27 pixels.