Q: We have two adopted, fixed indoor cats: a 12-year-old male cat and an 8-year-old female. For the past couple of years, the male cat has been spraying outside the litter tray and mounting the female ...

DEAR DR. FOX: I took three feral cats with very distinct personalities into my home in August 2011. All were neutered in January 2012. Two of them went to new forever homes a year later. The remaining ...