The pre-death symptoms of a Poodle include lack of energy, loss of appetite, like to sleep, dry and dull hair, unsteady walking, slow reaction, etc. The average life span of a normal Poodle is about 10 years. If the dog shows the above symptoms , which is a manifestation of aging. There are also some dogs that suddenly develop some diseases in their old age, such as eye diseases, heart diseases, etc.