The Incredible Shrinking Sheep of Scotland

News alert: the sheep of Scotland are shrinking! On Soay Island, off the western coast of Scotland, wild sheep are apparently defying the theory of evolution and progressively getting smaller. Why In short, because of climate change. Generally, the sheep’s life cycle goes like this: they fatten up on grass during the fertile, sunny summer; then the harsh winter comes, the grass disappears and the smallest, scrawniest sheep die off, while their bigger cousins survive