Painted in Procreate on the iPad.

Painted in Procreate on the iPad.

3-D model created in Blender.

Painted in Procreate on the iPad.

Painted in Procreate on the iPad.

Part of a series of plant portraits for the Sonoma State University Native Plant Garden. Painted in Procreate on the iPad.

Botanical Illustration done while teaching a Botanical Drawing workshop. Painted in Procreate on an iPad.

Painted in Procreate on the iPad.

Work in progress; part of a zoom-in/zoom-out series. Painted in Procreate on the iPad.

During a lecture on Pleistocene mammals, one of my students asked if there were any sabretoothed bears. I told him that I wasn’t aware of any fossil discoveries like this, but that even if there weren’t any, there should have been. So, I came up with this speculative portrait. Painted in Procreate on the iPad.

Painted in Procreate on the iPad.

Painted in Procreate on an iPad.

Painted in Procreate on an iPad.

Painted in Procreate on an iPad.

Drawn in Procreate on an iPad.

Painted in Procreate on an iPad.

Life reconstruction, drawn during a class in Paleoart techniques offered by Cal State Monterey Bay. The color scheme is based on the Striped Hyena, whose habitat and lifestyle are similar to this wonderful early Cretaceous dinosaur. Painted in Procreate on an iPad.

Based on a bird I saw in the Mojave Desert in 2011. Painted in Procreate on an iPad.

Painted in Procreate on the iPad.

Done during a Drawtober challenge, to the prompt “Uh-oh.” Painted in Procreate on an iPad.

Done during a Drawtober challenge, to the prompt “Camping.” Steller’s Jays always remind me of the field work I did throughout grad school. I spent most of every June camping near my field site, and most mornings I was awoken by the dulcet cries of these birds in the tree just above my tent.

Painted in Procreate on an iPad.

Done during a Drawtober challenge. Painted in Procreate on an iPad.

Done during a Drawtober challenge. Painted in Procreate on an iPad.

Done during a Drawtober challenge, to the prompt “Armadillo.” Painted in Procreate on an iPad.