The worst thing that could have happened - did. He got so stressed out from being in the carrier and put in the car that he hyperventilated and never caught his breath again. He's in a better place now... RIP Koopa :( thanks for all your advice...I think he was sicker than we realized and...
I have a neutered male indoor/outdoor cat (named Koopa) that has developed loud breathing within the last 2-3 days. He has always had a flat nose but never sounded like this. He seems to be normal otherwise...he's eating and drinking and doesn't seem to be overly tired just breathes loud and...