While aquariums are beautiful and full of life, they get dirty pretty quickly. Over time, the water gets cloudy and sometimes even a bit green, which is due to residue from fish food, and sometimes, ...

Add Yahoo as a preferred source to see more of our stories on Google. Frozen fish on a bed of ice - Lew Robertson/Getty Images Thawing fish is a battleground for some as some astute consumers will ...

Regular water-changes are essential to the wellbeing of aquarium fish, but the task sometimes gets missed, plus it can be hard to determine how much water should be replaced, and how often. That's ...

Most assume that cold water is deadly for fish. The truth is, nature has incredible exceptions. In polar oceans and snowy lakes where temperatures hov.

There are many things to consider before you get a pet saltwater fish. Fish tank. Also called marine aquariums, saltwater fish tanks take more care than freshwater tanks because they are considered an ...

Mudskippers break the rules of fish biology by breathing through their skin, walking on their fins and thriving on land where ...

We can be guilty of thinking that oxygen is a uniquely human need. While all land-dwelling animals breathe oxygen from the ...