Empty stares, constant pacing, scared in familiar situations: These are some of the trademark signs of dementia in dogs, an increasingly common diagnosis in places where pets are living longer, vets say. Photo: Frank Rumpenhorst/dpa
Sometimes Jackie just stands there and stares. "He looks off into nothingness," is how his owner describes the state of her 15-year-old Jack Russell Terrier.
The small white dog is physically very fit, but he suffers from dementia.
