Rotating illusion

Circular snakes appear to rotate 'spontaneously'



"Allergen"Circles appear to rotate.
 "Neural circuits"The two concentric arrays of stars appear to rotate in the different directions when we approach or move away from the figure while fixating at the center.

"Co-op"Circles appear to rotate. An op effect (scintillating lustre) is also included. 




Primrose's field (right)
 This amazing