http://www.eyevet.info/corneal_dystrophy.html I believe the answer you are looking for is at the link above.
Yes, boxers can be gray!
I would be sure to check your dogs for worms and have a general blood test run. This would be the best starting place.
Early relatives of dogs were tiny and lived in trees; they would not be recognized as dogs today. Prehistoric dogs began to resemble the dogs of today about 40 million years ago, with animals such as the dire wolf and Leptocyon.
Two out of twelve reduces to 1/6.
Wolves and dogs are the same species, just a different subspecies. The dog is, basically, a domesticated wolf.
Dogs are a subspecies of the Gray Wolf.
Lack of sleep because of stress in ones life could be a cause of grey hair. Anything stress related can cause gray hair.
maybe cause it would be weird if they were purple lol ;)
no some dogs have blue or gray or orange
gray, white, or black. dogs are colorblind.
The gray wolf.
Some dogs develope their colouring later on during puppyhood