Why is my cat obsessed with shadows?

Your cat sees shadow as prey Cats have natural predatory instincts, and shadows can awaken this side of their personality. In fact, they’re an exciting plaything for cats as they perceive them as objects to be hunted, just like prey in the wild.

Why does my cat act like she sees something?

Cats have the propensity to gaze unblinking in peoples’ eyes, to appear to see things that aren’t there, to run crazily around for no apparent reason, and to go from quiet to ferocious in a moment. Some of these attributes, in an extreme form, are components of the syndrome known as feline hyperesthesia.