Start with the Right Tank Size When it comes to setting up a fish tank, bigger really is better—especially for beginners.

Some aquarium buddies are much more interactive than you'd expect—they follow their owners around, beg for food, and even ...

there’s a world of unusual fish species that can make a home aquarium stand out. Beyond the usual goldfish and guppies, here ...

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If your aquarium feels a little blah, maybe it’s missing some bold personalities. We’re talking fins that flash like neon signs and colors that could outshine a fashion runway.