Like us people, dogs also have all the joys, sorrows, sorrows, and joys. They also learn to be grateful and understand the benefits, but they will never escape the fortune of death. When they know that they are about to leave the world, they will look very abnormal and become more intimate to their owners they have been with for a long time. Then this abnormal behavior is likely to be a way for the dog to say goodbye to you.
I don't want to see my master sad for them: the master is more humane, and I try to date the master. In fact, I love my master very much and love my master very much. I know that I almost died, and I chose to leave my master who I love. In fact, I don't want to make my master sad, or I don't want to leave secretly.
Hope to save the "whole corpse": In fact, dogs choose to leave their home before they die. Such behavior is to protect their "corpse". They will find a hidden place and hide when they die. In this way, they will not be found and eaten by other animals, and can also protect their corpse.
Their instinct: dogs are animals belonging to ethnic groups, their ancestors are wolves, and animals that are more "taking the overall situation into consideration". When they get sick or at that moment, they will choose to leave their ethnic group and do not want the disease to spread to their populations. Choosing to leave can be said to be the best way.
Don't want to be disturbed: If a dog has spirituality, it can predict that it is about to die, but when you know you are dead, you simply say goodbye to your master and leave the house. In fact, because I want to calm myself down at the last moment because I don't want to be disturbed.