A skink is a type of lizard belonging to the family Scincidae, which is characterized by its smooth, shiny scales and elongated body. Skinks are found in a variety of habitats around the world, including forests, grasslands, and deserts. They typically have short limbs and some species may even appear limbless, resembling snakes. Skinks are known for their burrowing habits and are often insectivorous, feeding on small invertebrates.