What is the fastest creature in changing its color in the world?

[leevava]

YouTube - What is the fastest creature in changing its color in the world?

 

[tripod]

I don't get the deeper logic, I guess...

 

[Achronas]

I guess I'm kinda with tripod... I think maybe I do but maybe not

 

[jhocking]

I've seen video of an octopus changing both color and texture really fast.

 

[vanaple HK]

chameleon?