BigDog is a quadruped robot created in 2005 by Boston Dynamics with Foster Miller, the Jet Propulsion Laboratory, and the Harvard University Concord Field Station.

BigDog is funded by the Defense Advanced Research Projects Agency in the hopes that it will…

Compare with other robot:

It’s possible to have more natural conversation.
The use of cameras allows for enhanced communication.
Several PaPeRo can commnnicate with one another.
PaPeRo can now tell jokes and funny stories.