Many of us eat, hear about or see baby fish without ever considering their true adult size. A lot of fish that may seem small and manageable can grow up to be colossal fish that defy our expectations.

Anyone considering a simple aquarium setup should know that every fish needs clean, stable water. Even hardy species need steady temperatures, room to move, and consistent partial water changes. A ...

Some aquarium buddies are much more interactive than you'd expect—they follow their owners around, beg for food, and even learn to recognize faces. This article dives into pet fish that actually know ...