Golden hamster stock of hamsters was exported from Syria to the United States in 1971, but apparently none of today's North American pets is descended from these (at least in the female line), because recent mitochondrial DNA studies have established that all domestic golden hamsters are descended from one female – probably the one captured in 1930 in Syria. Since the species was named, the genus "Cricetus" has been subdivided and this species (together with several others) was separated into the genus "Mesocricetus", leading to the currently accepted scientific name for the golden hamster of "Mesocricetus auratus". Following Professor Aharoni's collection in
Country of origin definitions of "country of origin" and related terms are defined differently in different jurisdictions. The European Union, Canada, and the United States have different definitions for a variety of reasons, including tax treatment, advertising regulations, distribution; even within the European Union, different member states have different legislation. As a result, an individual work can have multiple countries as its "country of origin", and may even have different countries recognized as originating places for the purpose of different legal jurisdictions. Under copyright law in the United States and other signatories of the Berne Convention, "country of origin" is defined in an