The Pequeninos are a fictional alien species from the Ender's Game series by Orson Scott Card. They inhabit the planet Lusitania and are known for their unique life cycle, which involves a symbiotic relationship with trees. Pequeninos are small, humanoid creatures that undergo significant transformations as they mature. Their culture is deeply connected to the environment, and they have a complex understanding of life and death. Pequeninos believe in a cycle of rebirth, where they return to the trees after death, contributing to the growth of new life. This relationship highlights their ecological awareness and the importance of nature in their society.