Teiid lizard is a term used to describe a variety of lizards that belong to the family Teiidae. These lizards are found in various parts of the world, including South America, Central America, and the Caribbean. They are characterized by their elongated bodies, sturdy legs, and long tails. Some common synonyms for the term Teiid lizard include whiptail lizards, racerunners, and tegus. Whiptail lizards are named for their swift movements, while racerunners are known for their speed and agility. Tegus, on the other hand, are larger and more powerful than other Teiids, and are often kept as pets. Despite their differences, all Teiid lizards are fascinating creatures that play important roles in their ecosystems.