Plastic pencil on vellum

Colored pencil, for senior capstone project “Convergent Evolution of Marsupial and Placental Mammals”

Pen and ink

Colored pencil, for senior capstone project “Convergent Evolution of Marsupial and Placental Mammals”

Colored Pencil, digitally manipulated in Photoshop.

Colored Pencil

Pencil Sketch

Chloroplast

Phagocytosis of S. pyogenes by Neutrophil