The Draco lizard was a small reptile native to Earth that became extinct more than 300 years prior to 2368. These lizards had similar eating habits to the Corvan gilvos. (TNG: "New Ground")
According to the Star Trek Encyclopedia (4th ed., vol. 1, p. 217), the Draco lizards were a species of flying lizards native to southeast Asia. These lizards were extinct by 2000.