A long-lost Bolivian killifish has been found alive, revealing a globally important hotspot for seasonal killifish diversity at risk from deforestation. Researchers have confirmed the rediscovery of ...

This American guy built a one-of-a-kind table with a fully functional stream that real fish can swim through! It’s a challenging but rewarding mix of DIY engineering and woodworking. The final result ...

Cardinal tetras are famous for their glowing blue and bright red stripes that run across their bodies. People often mix them ...