Male Sheep

A larger percentage demonstrates an attraction to both males and females. | The difference occurs in a region of the brain called the anterior hypothalamus, where researchers identified the existence of what they called an 'ovine Sexually Dimorphic Nucleus'. | Researchers have found that as many as 8% of rams (male sheep) demonstrate sexual attraction to other rams. | While researchers continue to examine why these differences in sexual behavior occur, they have made one significant discovery related to animal brains.