Invasive dreissenid mussels have been found in Black Bay on Lake Superior, alarming scientists and local officials who warn ...

The most dangerous animals are rarely the loudest or the biggest. This one succeeds because it understands timing, positioning, and pressure. Encounters are short and decisive. Survival favors ...

Some of the ocean’s deadliest animals are almost impossible to see. This video examines a jellyfish so small it can fit on a fingernail, yet capable of delivering life-threatening venom. Its size ...

Rare attacks helped brand the cassowary as deadly, but habitat loss and human activity now pose a far greater threat to the ...