Whether you’re an experienced aquarium keeper or a total novice, one of the first decisions about any freshwater setup will be about the types of aquarium fish you select. Thankfully, this list will ...

If the fish made it to the pink rectangle, it was given a reward of fish food. When the vehicle touched the pink corrugated board, a single pellet was dropped into the fish’s tank.

Pink transgenic glowing fish swim in a tank at an event on Wednesday to introduce the latest creation — dubbed “pink angels” — by JY Lin Trading, National Taiwan Ocean University, National Kaohsiung ...