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Why are troops instructed to break step when they are marching over a bridge?
Coral Reefs
Marine ecosystems characterized by reef-building corals; known for their biodiversity, they are often referred to as the "rainforests of the sea."
Tropical Waters
Warm ocean water found near the equator, characterized by high temperatures and supporting diverse marine life.
Zooxanthellae
Photosynthetic algae found in close symbiotic relationships with marine invertebrates such as corals and sea anemones.
Microscopic Algae
Tiny, often unicellular algae, not visible to the naked eye, that live in water and can perform photosynthesis.
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