Science Kids Longest Living Animals The video explores the fascinating abilities of the immortal jellyfish, highlighting its unique process of transdifferentiation that allows it to rejuvenate and potentially live forever. By studying this remarkable creature, scientists aim to uncover insights into cell growth and differentiation, offering potential implications for human health and longevity. This exploration prompts us to question why some organisms possess extraordinary longevity compared to others and inspires us to seek answers through scientific inquiry and research.