Cat Chat Feline Forum

Thanks for your suggestion. Unfortunately that article only mentions pupil size changes. I've found numerous references (Dr. Google) on pupil dilation and color changes in the iris but nothing on blue/indigo/purple pupil instead of normal black. I know it means something so I'll keep looking. If his...

My 5 year old "outside" cat all of a sudden (past two days) is acting different and his pupils are somewhat dilated and blueish instead of normal black. He was neutered about a year ago and has had his shots. This has to mean something because he is just acting different and his eyes look ...