Currents and pressure are part of the danger, but many animals ... of sea urchins are snorkelers who step on them thinking they are corals. One more reason to keep your hands and feet off reefs.

The return of apex predators such as sharks can restore critical ecological balance to coral reefs, creating healthier ...

In fact, their iconic streamlined form belies a homebody nature: They rarely stray more than a handful of miles from the reefs ... shark ecotourism can provide a lifeline to locals who depend on ...

Apr. 15, 2025 — Wild animals that have acquired adaptions to maximize their reproductive output in some of the world's most extreme conditions may provide answers to some of the most pressing ...

Within the structure of the coral reefs, members of almost every phyla of plants and animals live and die ... cemented with calcite and aragonite. If sea level changes, the reefs become exposed ...