The following of what? It sounds like there is more than one answer.
Silicates is the answer to this.
Made of frozen gas.
Rocky leftovers
Smaller than planets.
has tremendous biodiversity and high rates of endemic species: of more than 200,000 known species found on Madagascar, more than 80 percent exist nowhere else. Unique to the island are over 100 kinds of lemurs, over 300 species of frogs, and 33 species of tenrecs, miniature hedgehog-like animals. However, it is one of the most threatened ecosystems on the planet.