If you are close with your cat and squint at them, they will sometimes return the gesture. Many cat owners associate squinting not just as a sign of trust, but as a sign of love and affection. After all, this body language typically seen in cats that are content and around the ones they love most.

What does it mean when cats narrow their eyes?

A cat's pupils can shrink to the narrowest of slits or widen into black pools. Eyelids may be fully open, partially closed, or drawn into a squint. Causes for these changes may be emotional arousal, such as fear, aggression, pleasure, or excitement, or environmental, such as a change in ambient light levels.

Why is my cat squinting his right eye?

Signs and symptoms: Rubbing and squinting are common signs that your cat might have an eye infection. Other symptoms include redness and swelling, eye discharge, as well as sneezing and nasal discharge. Treatment: Typically, your vet will treat the underlying infection that's causing the eye discomfort.