Curated OER
Paleoecology of "Fossilized" Owl Pellets
Learners examine fossilized owl pellets to determine how a species environmental preferences allow us to reconstruct probable past environments. Differences in anatomy are used to identify species in this lesson.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Glaciers
Adjust mountain snowfall and temperature to see the glacier grow and shrink. Use scientific tools to measure thickness, velocity and glacial budget.