Peaceful tanks look great, but they’re not always the most exciting. Some fish bring a lot more drama, and for hobbyists who ...

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 ...

Neon tetras are some of the most popular freshwater fish in the world. They’re beautiful additions to any home aquarium and are frequently studied in research settings. If you’re new to freshwater ...

The Mexican tetra lives in freshwater streams and pools from Mexico up into the southern United States. But these fish also live in cave systems in at least 29 separate places in Mexico, where they ...

What Should I Know Before Purchasing a White Skirt Tetra? Tetras are beautiful fish that are compatible with many other freshwater species. You’ll want to know the following facts about the white ...