Bettas are one of the most popular fish species. Most people consider them relatively active, but this isn’t always true. There are situations when a betta may lie on the bottom of the tank.

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.

For beginners, Jeffers recommends a 5-gallon freshwater tank, which can often hold one betta fish, for example. For someone ...

When a dog isn't right for your lifestyle, look for other pets that are just as fascinating but are cheaper and easier to ...

One of the study’s authors named the two new species, Etheostoma kimberlae and Etheostoma michellae, after his daughter, ...

If there’s one living creature that effortlessly adds style, colour, and sheer elegance to your home or office space, it’s the captivating Betta fish. Whether you’re an aquarium enthusiast or ...

Biologist Reports from the Pennsylvania Fish and Boat Commission help anglers identify fish populations and sizes in lakes ...

Editor’s Note: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, together with the solutions. Rolex’s Perpetual Planet ...

An aquarium hobbyist found a “large”-mouthed river creature and kept it as a pet. Scientists later identified it as a new species, a study said. Photo from Y K yokeboy via Unsplash Near a ...