Boston Dynamics, a wholly owned subsidiary of Google, produced the WildCat robot for DARPA's Maximum Mobility and Manipulation (M3) program[0].
[0] http://www.darpa.mil/our_work/dso/programs/maximum_mobility_...
[0] http://www.darpa.mil/our_work/dso/programs/maximum_mobility_...
Google is not a defense contractor. As frequently beaten as a dead horse on HN, Google sells ads, not weapons.
DARPA funds lots of projects that eventually get inherited by the private sector. SIRI funding at SRI was provided by DARPA, does that make Apple a defense contractor?
Guilt by association usually produces bad analysis.