Complex sentence: The Coal Skink ("Plestiodon anthracinus") is a North-American lizard that grows to 13 to 18 cm (5-7 inches) in length with a maximum snout to vent length of 7 cm (2.75 inches).
Split into simpler sentences: The Coal Skink ("Plestiodon anthracinus") is a species of lizard which is endemic to North America. It grows to 13-18 cm (5-7 inches) in total length with a maximum snout to vent length (SVL) of 7 cm (2.75 inches).