Octopus is alien??? ...

Octopuses are molluska, that means they are the 'snails family. But, different, the octopus is very intelligent.

Octopuses have large brains and sophisticated nervous systems. The researchers also alluded to its camera-like eyes, flexible body, and ability to camouflage by changing body color and shape.

According to the authors of the paper, these are evidence of their non-Earth origins.