In rugby league, how many players are on each team?

13

Who was the goddess of agriculture in Greek mythology? Who is the author of "Charlie and the Chocolate Factory"? What holiday is celebrated on December 26th in the United Kingdom, Canada, Australia and other countries? What U.S. state is famous for its annual Christmas-themed town named Santa Claus? Which Native American chief led Sioux and Cheyenne warriors at the Battle of Little Bighorn?