Princess Peach's initial appearance was drawn by Shigeru Miyamoto. Miyamoto later asked YÅichi Kotabe to redraw Peach with his instructions. He had asked Kotabe to draw her eyes to be a little cat-like. With Kotabe's influence, Princess Peach changed considerably throughout her gaming system.
The condition is more common in children, but it can also occur later in life. In older children and adults, crossed eyes can be caused by a variety of underlying medical conditions, like cerebral palsy or stroke. Crossed eyes can usually be corrected with corrective lenses, surgery, or a combination of both.
There are many different causes for crossed eyes and it does seem to run in families. In some cases, it may be caused by severe farsightedness that has been left untreated. Significant head trauma may also cause crossed eyes, as it can affect the portion of the brain that controls eye muscles.