Without a natural predator, invasive lionfish, which damage coral reefs, have become widespread throughout the Caribbean over ...

ELAFONISOS, Greece — A month earlier, the two divers had scoured this exact seabed, spearfishing a single species until the craggy floor was nearly bare. Now, they cut the engine and wriggled into ...

Head under the waves of the Atlantic Ocean, and you will find one of the most beautiful killers in the sea. Meet the lionfish, an extravagant-looking fish featuring flowing spines and vivid zebra ...