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 ...

The new tetra fish species measure about half an inch long, according to researchers. Photo by Lopez, G. G. S., Souza, C. S., Reia, L., Mantuaneli, L. A., Morales, B ...

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 ...