Schools of neon tetra fish (Paracheirodon innesi) use queuing to evacuate through narrow spaces without clogging or colliding, according to a study published in Scientific Reports. Aurélie Dupont and ...

During a field expedition to the “heart” of the Amazon basin in Brazil, researchers discovered two small fish in the region’s tea-colored waters that were previously unknown to science. The fish, both ...

Tetras are colorful, active, and easy to care for if you know what they need. This guide covers everything from tank setup and diet to behavior tips for keeping your tetras happy and healthy. Nine ...