A lifecycle in which creatures are hatched in fresh water, migrate to salt water as adults, and then to back to fresh water in order to reproduce.<ref>Wile, Dr. Jay L. ''Exploring Creation With Biology''. Apologia Educational Ministries, Inc. 1998</ref> | A lifecycle in which creatures are hatched in fresh water, migrate to salt water as adults, and then to back to fresh water in order to reproduce.<ref>Wile, Dr. Jay L. ''Exploring Creation With Biology''. Apologia Educational Ministries, Inc. 1998</ref> |