https://youtu.be/FQTUxiknDyM

Enjoy this demonstration of culturing paramecium for feeding as live food to tropical fish fry. Paramecia are commonly found in the tiny organisms referred to as infusoria. They are easily cultured at home and make a simple and clean way to always have plenty of live fry food on hand for the smallest of fry. Paramecia are unicellular organisms with a shape resembling the sole of a shoe. It is mostly found in a freshwater environment but also in brackish and salt water.