It is home to 192 bird species, 253 species of coral, 730 species of coastal fish, and 300 species of crab and lobster, as well as a range of "Aloes" and the Dragon's Blood Tree ("Dracaena cinnabari").
Na otokih je 37% od 825 rastlin, 90% plazilcev in 95% polžev ne živi nikjer drugje na svetu.