Life Cycle life [līf] cy•cle [ˈsīkəl] the series of changes in the life of an organism, including reproduction. ========== Early life stages southern flying squirrel northern flying squirrel Juvenile/sub-adult/young adult instinctive behaviours learned behaviours dispersion molting ...and more Adult territoriality hoarding habitat preferences social behaviours survival tactics sexual behaviours gestation, parturition causes of death migration ...and more