Lions have some of the most intense mating cycles in the animal kingdom. When a lioness is in heat, she may initiate mating dozens of times a day, pushing the pair into a nonstop rhythm meant to increase the chances of conceiving. The process is exhausting for the males, but the females keep going — guided by instinct, biology, and the need to secure the pride’s next generation. It’s a striking reminder of how deeply evolution shapes life in the wild. Every action, every burst of energy, is tied