WASHINGTON (Reuters) - Researchers who found homosexual rams in a herd of sheep said they had found changes in the brains of the "gay" animals. The results, published in the latest issue of the Journal Endocrinology, tend to support studies in humans that have found anatomical differences between the brains of heterosexual men and homosexual men. The researchers at the Oregon Health & Science University School of Medicine found certain groups of brain cells were different between rams and ewes in a part of the sheep brain controlling sexual behavior. And in rams that preferred to mate with other males,...