A clever tropical fish has flipped how biologists are thinking about memory, brains and visual recognition in the animal ...

An aquarium hobby can take up a lot of space, but small and nano aquariums offer options that can work for a small space. In this guide, we’ll show you exactly what you need to keep your fish healthy ...

Which aquarium net is best? Keeping an aquarium is a relaxing and fun hobby, thanks to the tank’s gentle bubbling and the curious activities of tropical fish. However, removing fish and items from ...

Adding colorful tropical fish to your aquarium is a no-brainer if you love being mesmerized by beautiful colors and patterns. Many people, when they hear the word ‘fish’ think of dull grey fish or the ...

Small, tropical fish are making a big impact on health research. Zebrafish are surprisingly similar to people and can help researchers find new treatments for a variety of disorders and diseases, from ...

When scientists demonstrated a small tropical fish – the cleaner wrasse – could recognise itself in a mirror, Prof Culum Brown’s first thought was: “This is the coolest thing ever.” Brown, an ...