Lionesses ensure the survival of their cubs during times of scarcity by being strategic hunters and providers. They work together in hunting groups to increase the chances of successfully catching prey, securing food for their young ones. Additionally, lionesses are known to prioritize the well-being of their cubs, often allowing them to eat first and protecting them from potential threats within the pride. This strong maternal instinct and cooperative behavior help in safeguarding the survival of the cubs even in challenging times.