When do we put Rover down? I have always thought that when an animal becomes sick, old, diseased, and is in pain, senile or unable to manage that the kind thing to do would be to euthanize it. However, it seems that I am in the minority with that opinion. Our good dog of 15 years is now senile, is anxious and barks, has poor vision and little hearing. He barks almost constantly, cannot remember where he is or where we are. He is a sad old mess. I have been advocating putting him to sleep. Others in the family...