The salmon want to reproduce. While the salmon men swim upstream in a testosterone-driven race, the women indulge in a fertility dance at the source of the river. But the roles aren't as clearly defined as the men expect.
Overview：The salmon want to reproduce. While the salmon men swim upstream in a testosterone-driven race, the women indulge in a fertility dance at the source of the river. But the roles aren't as clearly defined as the men expect.
