Black spiny-tailed iguana - Ctenosauria similis

"Ctenosaura similis", commonly known as the black spiny-tailed iguana, black iguana, or black ctenosaur, is a lizard native to Mexico, Central America, and some Colombian islands in the Caribbean Sea and Pacific Ocean. It has been introduced to the United States in the state of Florida. It is the largest species in the genus "Ctenosaura".