Find out everything there is to know about fish and stay updated on the latest news with the comprehensive articles, interactive features and fish pictures at LiveScience.com. Learn more about these fascinating creatures as scientists continue to make amazing discoveries about fish.
Stone Age fishermen got stuck in the mud on the southern shore of Denmark's Lolland Island 5,000 years ago. Their footprints have been there ever since.
The Devils Hole pupfish, an inch-long fish that sparked a Supreme Court battle, could go extinct in less than 30 years, a new modeling study concludes.
When other predatory fish quit stalking their prey to look for easier targets, lionfish just keep on killing.
A Northern anchovy school was the largest group of anchovies ever seen offshore of La Jolla in the last 30 years.
Deep-sea fish capture more than a million tons of carbon dioxide from U.K. and Irish surface waters each year, a new study found.
Muskellunges, the biggest freshwater fish in North America, are easier to catch during the full and new moons, likely because they have different feeding habits then.
A small, toothy fish, which researchers say resembles the terrifying creature from the movie 'Alien,' is turning out to be a big mystery for the scientists who study it.
The iron in red meat may raise your risk for heart disease, but iron in vegetables seems to have no ill effect, a new study says.
The rising ocean temperatures that may come with climate change pose a threat to fish that live near the equator, a new study from Australia suggests.
Vitamin D, sometimes called "the sunshine vitamin," is linked with many health benefits. But how much do you really need? And can too much vitamin D be harmful?