Dogs may experience a series of complex psychological changes after being abandoned. Initially, they may feel unbelievable and extremely lost. Some dogs will wait for their owners in place. If they do not wait for their owners to return, they may appear very helpless and frustrated. Dogs may exhibit anxious, fearful, depressed and depressed behaviors due to the loss of their familiar surroundings and owners, as well as uncertainty about their future.

In addition, abandoned dogs may develop separation anxiety and show obvious anxiety when their owners leave. Reactions such as whining, destroying furniture, or incontinence of urine. They may lose trust in humans and show vigilance and wariness because they have experienced the painful experience of being abandoned and hurt, and their trust in humans has been damaged.