Festo is behind some of the coolest bio-inspired robots we have seen. The BionicWheelBot is their latest robot that can walk and roll like the flic-flac spider. It bends its 3 legs on the left and right side of the body to make a wheel to go from walking to rolling. Is other two legs extend to push the rolled up spider off the ground.
The BionicWheelBot can move even on rough terrain. It can overcome inclines up to 5%. The below video shows this robot in action: