The Monterey Bay Aquarium released the world's only captive great white shark shortly before sunrise Thursday because the 6-foot-4 1/2-inch predator was hunting its tank-mates and growing too large to ...

If you live a busy life but still want to be a pet owner, these low-maintenance fish are well worth considering. While starting an aquarium and keeping it healthy does take some work, there are fish ...

The largest free-standing aquarium in the world, which housed about 1,500 exotic fish, burst on Friday morning in Berlin, Germany, flooding public streets with water, debris and dead marine life. The ...

If you're asked to picture a creature having the time of its life, a fish probably isn't the first animal that comes to mind. But new research is challenging that perception.