Can cats go senile?

Question: Can cats go senile?

Recently, Bagheera, aka Baggy Pants, has been tolerating the presence of the dogs. For over 8 years, Baggy has done his best to ignore/avoid the dogs. In fairness, Loki spent his life trying to catch Baggy, and Gemi hasn’t been the nicest at times.  However, I never thought I would live to see this:

Perhaps at 16, Baggy has cat dementia! (That or the world really is ending).