Teaser: A re-examination of the fossil record has produced a new theory of the super-fish's demise.
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As part of a drinking game, a 28-year-old man from the Netherlands attempted to swallow a living fish with some powerful natural defenses.
Lionfish are known for their breathtaking beauty, venomous sting and relentless invasion of tropical waters far from their native habitat.
The little sharks swim around inside their mom, switching between her multiple uteruses. When they get hungry they eat her unfertilized eggs.
In a strange, underwater video, a black mass drifts toward the camera. It's made up of a dark, spherical blob up front and a long, thin tail in the back. And it wriggles.
Remarkable footage shows the snot-textured fish hunting in the extreme pressures of their alien home environment.
When fishers recently hauled up their catch from a river in the province of Guizhou in southern China, they weren't expecting to come face-to-face with a fish that had a bird's head.
Something was rotten in a London art gallery this week — an installation of sequin-embroidered decomposing fish sealed in clear plastic bags.
Eating certain foods may be linked to a delayed or hastened onset of menopause, a new study from England finds.
If you invite the deadly, armored stonefish to a party, know this: It's going to bring not one, but two "switchblades" with it.
An unsettling image of a very strange fish skeleton seems more suited to a conversation about demonology than one about marine biology.