Reaction squid music

in squid skin has a so-called chromatophores - cells that provide color. These cells can change their pigmentation, fast absorbing or reflecting light. Knowing this, the scientists attached a suction electrode to the fin squid loligo. The other end of the electrode connected to the iPads and included music. What happened, you can see here:
This video is made with an eightfold increase, to make it easier to observe the rapid contraction and expansion of chromatophores.

Source: mirfactov.com/