Large brushes are essential tools in paleontology, particularly during the excavation and initial cleaning of fossils. When paleontologists uncover a fossil in the field, it is often embedded in sediment or rock. Large brushes, such as those used by painters or for general dusting, are employed to gently sweep away loose dirt and debris from the fossil surface. These brushes are designed to move large amounts of material quickly while minimizing the risk of scratching or damaging the fossil. They are especially useful in clearing away the top layers of sediment, revealing the outline and position of the fossilized remains. By carefully brushing away excess material, individuals can expose fossils in situ, allowing for detailed mapping and documentation before further excavation and finer cleaning methods are applied.