After months at sea, the orange-beaked birds are gathering along coastal cliffs in a short but sensational migration.

This secretive native of both sides of the Caribbean—from Belize to the British Virgin Islands—hides out on ledges and in caves of reefs up to 140 feet below the surface of the sea. Although not being ...

National Geographic Explorers participating in the National Geographic and Rolex Perpetual Planet Ocean Expeditions are conducting scientific research across Earth’s most crucial ecosystem. Through ...