"There is only one condition in which we can imagine managers not needing subordinates, and masters not needing slaves. This would be if every machine could work by itself, at the word of command or by intelligent anticipation."
- Aristotle, from his justification of slavery in Politics
Sony has the all-singing and all-dancing Qrio, which can jog at a top speed of 14 metres per minute.
Sony QRIO

Currently the QRIO is also known as Sony Model SDR-4X II
pictures and movies of QRIO running
Seiko Epson - world's smallest robot, the Bluetooth-controlled 12.5-gram Monsieur II-P
Sanyo - Tmsuk Banryu, a home-protection robot
Chiba University's mine detection robot, Comet-III
SILF-h2 (Katsuhisa Ito) HERE
This agile robot is battery-powered and has quite the bang for the buck. Not surprisingly, it won a prize at Robocup 2003. This is the latest robot by Ito, who began creating SILF robots over a decade ago. Check out the following link at
http://www02.so-net.ne.jp/~itou/index.html
for an "evolutionary tree." A small camera forms the head.
Robodex - confrence
Robo-One - in Japanese