According to Fishkeeping World, Dan's right. The site explains that it's not unusual for betta fish to "play dead" or sleep ...

A study spanning nearly four decades paints a clear picture of the transformation of fish communities in the Elbe estuary. Researchers at the Leibniz Institute for the Analysis of Biodiversity Change ...

Dramatic changes in weather conditions resulted in improved fishing at many locations, with the best results seen in a number of freshwater spots. At some lakes, surface water temperatures fell nearly ...

A fish faces its toughest battle yet, and only a daring surgical rescue stands in the way. What happens next is both nerve-wracking and inspiring. Why Elon Musk says saving for retirement will be ...