Cardinal tetras are famous for their glowing blue and bright red stripes that run across their bodies. People often mix them up with neon tetras, but cardinal tetras have a bright red line that goes ...

If you’ve ever wondered what true dedication looks like in the animal world, you don’t have to look further than the Discus fish. These beautiful, brightly colored fish are famous not only for their ...

Choosing long‑lived fish can turn an aquarium into a long-term companion rather than a short‑lived hobby. Lifespan depends on ...

Fish tanks are living ecosystems that are beautiful to look at and rewarding to maintain. The hobby can be an expensive one, though, so it's important to understand the requirements of the fish ...