go optometrist.
http://www.eyevet.info/corneal_dystrophy.html I believe the answer you are looking for is at the link above.
yes
She may have pink eye or caner eye. Most cows that get pink eye will have a white spot that starts from the center and extends outward. Cancer eye is typically opposite, starting from the edge and spreading inward.
Pull it off
nothing
if the beta has a white spot in his eye like a "blur".
It is most likely a sty which is an ingrown hair on the eye. It will go away with time.
The brown spot is the vestigial eye (represented by a white dot) located between the eyeballs.
conjunctivitis
its an english bull terrier
eye infection
cataracts