Giantmicrobes Original Scum (Biddulphia) Plush Educational Toy NWT

Giantmicrobes Original Scum (Biddulphia) Plush Educational Toy Biddulphia, commonly called scum, is a type of phytoplankton that is often found attached to surfaces such as seaweeds or rocks on the seafloor. It is also that brown scum that you can find on the walls of your fish tank. Giantmicrobe-Scum is a plush model of this plant drifter. Measures 5" 1025-T