Complex sentence: The reserve conserves terrestrial and marine habitats and the most notable fauna are Lesser Antillean iguana ("Iguana delicatissima"), many species of sea turtles; the flora of importance is guaiac, a small tree which is nearing stage of extinction in the Lesser Antilles.
Split into simpler sentences: The reserve conserves terrestrial and marine habitats, and the most notable fauna are Lesser Antillean iguana ("Iguana delicatissima"), many species of sea turtles. The flora of importance is guaiac, a small tree which is nearing extinction in the Lesser Antilles.