Kind of because you can only get them from finished horse stables and cannot be bought.
You can harvest horsehair from them.
Horse Hair
The way to get foals on Farmville, is to, you have to have full grown horses, to put in your horse stables, if you have horses in your stables, you can have chances of having foals. Another way to get foals is to check out your farmville friends profile pages.
Your right... there is no such thing as "rare" animals.
Gray horses have made notable appearances in the Kentucky Derby, although they are relatively rare among the winners. One of the most famous gray winners is Silver Charm, who triumphed in 1997. Another notable gray horse is Giacomo, who won the Derby in 2005 at 50-1 odds. These gray horses have added to the diversity and excitement of the race's history.
No. Dapple grays aren't born dapple, they get dapples as they grow older. Most dapple grays were grey/white when they were born.
You can place horses on any non-plowed land that isn't occupied by something else.
You just have to wait.
No, not all gray horses will have cancer. However, gray horses are strongly predisposed to developing malignant melanomas, an aggressive cancer starting from the pigment-producing cells of the skin.
Not as rare as blue ones but they are pretty rare
No, the gray wolf is listed as a species of least concern.
No. Bay horses are bay for life.