Walking Lungfish
Spoonbill
Stipple reconstruction: Tiktaalik fin
Cover of Science
Pencil rendering: Tiktaalik jaw
Book project: Diversity of limbs
Cover of Your Inner Fish
Press release: tetrapod humerus
Shoulder & humerus comparison
Book project: Whale evolution
Medical device
Book project: Sphecomyrma
Cover of Nature
Book project: Eye evolution