Wild betta fish don't live in clean tanks with filtered water — they survive in shallow, oxygen-depleted puddles most people wouldn't look twice at. This guy went back to a canal he'd found months ...

A rescued betta fish went from living in a small cup to swimming in a planted aquarium after one woman decided to give it a better home. The post Woman Rescues Tiny Betta Fish Stuck in Cup at Pet Shop ...

The baby fish, which is roughly the size of a pea, was raised from a surprise egg mass discovered last fall ...

But did you know that Mystic Aquarium is not only Connecticut's biggest aquarium, but also its oldest? Dating back to 1973, the aquarium is just over 50 years old, and it has changed significantly ...

A tiny, yellow-and-orange juvenile warty frogfish rests on a coral-like object in a habitat at Chicago's Shedd Aquarium. A tiny fish is making big waves at Shedd Aquarium as animal caretakers ...

In fact, Massachusetts' oldest aquarium opened over 150 years ago, dating back to 1875. Located on Cape Cod, Woods Hole Aquarium is not only the oldest in the state, but also the oldest marine ...

Wealthy homeowners are spending hundreds of thousands and sometimes millions to install and maintain luxury aquariums. ‘It’s my happy place.’ ...

Three Asian small-clawed otter pups at the North Carolina Aquarium at Fort Fisher are set to enter the public habitat pool for the first time.

Sometimes, Shedd Aquarium is on baby watch and doesn’t even know it. Last fall, a pair of warty frogfish (Antennarius maculatus) — tropical reef-dwelling members of the anglerfish family — mated in ...