Explorando fósiles: moldes modelos e improntas

The video tutorial explains how fossils are classified based on their formation and preservation. It discusses dinosaur footprints as an example of impression fossils and describes how they form in wet mud. The tutorial also covers mold and model fossils, explaining how they are created when organisms are buried in sediment. Examples include a fish mold fossil and a brachiopod model fossil.

What is a mold in the context of fossils?

Describe the process that leads to the formation of a model fossil.