The coral reef biome is a diverse underwater ecosystem characterized by vibrant coral structures, warm shallow waters, and a rich variety of marine life, including fish, mollusks, and other invertebrates. Articles are a unique way for readers to learn about the world around them. In addition to building reading comprehension skills and increasing vocabulary, articles can be used for writing and research. Biomes is broken into 6 single-page sections: What Is, Animals, Plants, Climate, Why Important, and Words to Know.