Direct Drive Innovation D1 Modular Robot Can Transform from Biped to Quadruped Mode

Here is one of the most interested bipedal wheeled robots. The Direct Drive Innovation D1 can attach to another one to become a robot dog. It has a range of 25km on empty load and runs for 5 hours in dual wheel-leg mode. This robot can overcome challenging terrains and even carry in a human in quadruped mode.

As this video shows, this robot can go down steep hills. It can also balance on two limbs. You can find out more here.