From London to Hamburg to Singapore, architects draw inspiration from living organisms to design energy-efficient buildings.
Sharks are a useful model, both for their slick skin and for their antibodies that can be used to treat cancer.
How a salamander inspired a robot, a protein became a sensor and a molecule helped design a water purifier.
Beetles, butterflies and spiders are some of the bugs that inspire engineers. What makes these insects so prone to imitation?