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 ...

This video shows what happens when a massive new fish gets introduced to an already thriving 300 gallon tank. You will see ...

The wait was worth it—the new pet fish finally arrived. Watching it explore the tank for the first time was mesmerizing, turning the aquarium into a whole new world. This video shares the excitement ...

There are animals that can only be seen in certain places on the planet, such as the shoebill, also known as the "dinosaur ...

In the famous words of a group of animated sharks, "Fish are friends, not food." And dermatologists say they certainly aren't ...

Anyone considering a simple aquarium setup should know that every fish needs clean, stable water. Even hardy species need ...

These mysterious creatures undertake extraordinary journeys—a metamorphosis and migration so dramatic it rivals any in nature ...

These three fish are freaks, phantoms and mysteries of the deep. Here’s what we’ve learned from the rare glimpses we’ve had ...