The history behind scientific naming is simple and logical . In order to share information and prevent confusion scientists from around the world use a universal method of identifying animals The first rules for assigning scientific names were established in the 1700s. since that time , they have been refined into an international code scientists follow the guidelines when naming newly discovered creatures . Each name must uniquely identify the animal and be easy to pronounce . Latinized words with grammatically correct Latin spellings are preferred. Once names are assigned, they can never be changed by individuals. Since 1930 , an explanation of the name’s meaning has been required.