There is a story that Keepers sometimes tell to charges that are of that awkward age, not hatchling or childer. Because all people have a story of how they came to be- Wraith and Ancient centric, pre-series.

Todd was eerily calm while his own people swarmed closer. He must have sensed the internal battle and shrugged his shoulders, not caring that the barrel of an automatic rifle was shoved in his face. “You can fight alone, John Sheppard. Your choice.”