Legend has it that the Santiago river used to swallow the canoe of anyone trying to explore it. Now an indigenous community ...

From highly poisonous frogs to fluffy critters that can turn terrifying when disturbed or threatened, here are the deadliest ...

Ukrainians debate whether to rebuild reservoir after the war or protect new landscape of meadows, wooded islands, lakes and ...

This video uncovers the terrifying feeding behavior of a shark known for devouring nearly anything alive in its territory. Researchers break down the unique anatomy that allows it to latch onto prey ...

New research has found that even small amounts of plastic can be deadly to seabirds, sea turtles and marine mammals. While ...

Marine animals inevitably eat what we toss in the ocean, including pervasive plastics—but how much is too much?

About 360 million years ago, the shallow sea above present-day Cleveland was home to a fearsome apex predator: Dunkleosteus terrelli. This 14-foot armored fish ruled the Late Devonian seas with ...

Three decades of data from UK harbour porpoises show mercury is still increasing despite a global treaty to reduce it.

An invasive Atlantic blue crab was spotted in the Canary Islands, raising alarms about potential ecological damage.

Dunkleosteus belonged to a group of ancient, armoured fish known as the placoderms. These fish lived during the Silurian and the Devonian periods - between 440 and 359 million years ago - and they ...