Quick, can you guess what a cow eats? Grass, right? Many farm animals tend to have similar diets, and sheep are no different. But a certain group of sheep in Scotland beg to differ. In order to free up grassland for cattle, Scots confined the sheep to the shore of the remote island of North Ronaldsay in the 19th century. But it wasn’t all bad, as the sheep soon discovered they liked the taste of seaweed.