The term 'colorful little lizards' can be summarized as 'geckos' (6 letters). Geckos are small, colorful lizards that are found in many parts of the world. They come in a variety of colors and sizes, and some species even have the ability to climb walls and ceilings. Geckos are nocturnal animals, meaning they are most active at night. They feed on insects, spiders, and other small invertebrates.