I have a Bishon F. He has lost sight in one eye, within two week's. The Vets'. diagnoses: An eyelash or lashes bent back into his eyeball, caused infection, causing the blindness. His eye pupil filled rapidly, with a cloudy substance, then blindness followed. Hope this answers someone.
Diabetes
Yes Dogs Can See Each Other Because their Vision Is diffrent To Humans Vision They See Us In A Shadow Kinda Thing
By licking the dog ballz
Sometimes, deworming can cause a dog to lose their appetite or even some sickness. This is normal and should pass within a few days.
The dog was so scared that he pooped himself because fear can sometimes cause animals to lose control of their bodily functions.
death
Foaming at the mouth usually means they have rabies... You should get your dog checked out as soon as possible.
insanity
ill health neglete accident
I would say they smell something...
It could be many reasons and only a Veterinarian would be able to find out what is wrong with your dog. It could be demodex, a type of mange mite. You should take your dog in to be checked out by a Veterinarian.
Their vision is almost the same but, the wolf can see better.