If you’re searching for an uncomplicated, cute fish to put in your freshwater tank, look no further than the white skirt tetra. Learn more about caring for this popular freshwater fish in the ...

Neon tetra fish are members of the scientific family ... They grow to an average of 1.5 inches in length. They have silver-white bellies and light blue backs. There are very few differences ...

The Mexican tetra fish is especially useful for such studies because it comes in both a surface-dwelling subspecies and several versions that live in caves, in perpetual darkness (the latter, ...