This is a pencil sketch of the biggest rhino species that roamed the planet. It is an odd-toed ungulate and lived during the Oligocene epoch. No one is sure how it went extinct, but many think it's because it lost its food source from other animals (which
Cowboy portrait from one of my old sketchbooks. I did more pencil sketching in the past, but eventually moved into ink and watercolor. I like to experiment with different styles and mediums.
