And again, we know from long-term monitoring that more of these hand-raised chicks survive to adulthood and breeding age than do parent-raised chicks.
并且，我们通过长期追踪监测 发现比起那些企鹅自己抚养的孩子来说 这些人工饲养的企鹅 更多的活至成年期和繁殖期。