In Mesoamerican mythology, the feathered serpent deity is known as Quetzalcoatl. He is a significant god representing life, fertility, and the morning star. Often depicted with feathers and a serpent's body, he embodies the connection between the heavens and the earth. Quetzalcoatl is revered across cultures like the Aztecs and Mayans, illustrating his importance in rituals, creation myths, and as a patron of various aspects such as arts and agriculture. His symbolization of duality emphasizes the balance between spiritual and physical worlds.