Filbert paintbrush Filbert paintbrush The Filbert paintbrush is a paintbrush used in artwork. It has a thick ferrule and hairs that are, on average, medium to long hairs in the shape of an oval. Filberts are particularly effective in blending work, usually of a figurative nature. Many artists agree that natural fibers work best for filberts because the hairs stick together better when wet. Hairs that can be used are sable, mongoose, bristle, badger and synthetic. Media most likely to have paint applied to by a filbert are oil, acrylic and decorative surfaces. This brush is used on "The Joy of Painting"
American marten American marten The American marten or American pine marten ("Martes americana") is a North American member of the family Mustelidae, sometimes referred to as the pine marten. The name "pine marten" is derived from the common but distinct Eurasian species of "Martes". It differs from the fisher ("Pekania pennanti") in that it is smaller in size and lighter in colour. 14 subspecies have been recognized. Two subspecies groups have been recognized based on fossil history, cranial analysis, and mitochondrial DNA analysis. None of the subspecies are seperable based on morphology and subspecies taxonomy is usually ignored except with regards to