As long as people have been visiting the Great Barrier Reef, they've been obsessed with it. Under the shimmering turquoise waters of Australia's east coast is a labyrinth of alien-like formations ...

Wild coral makes up some of the most diverse ecosystems in the world, supporting thousands of species in the process, according to the National Oceanic and Atmospheric Association (NOAA).

Coral reefs are the lifeblood of the ocean, providing shelter and resources for countless marine animals. Discover 10 fascinating creatures that depend on coral reefs for survival, and learn how these ...