Fluid bi-pedal motion: walking, running and predatory gaits, Realistic body movements: turning head and neck; whipping tail actions, Three distinct moods: hunter, cautious and playful, Autonomous environmental interaction: responds with mood specific behaviors and sounds, Mood dependent behavior: aggressive/hunting mood; nervous/cautious mood; friendly/playful mood, Multi-sensory: touch sensors in his tail, chin and mouth; sonic sensors, Infra-red vision system detects objects in his path, or approaching him, Powerful jaws that play tug-of war games, "bite" and pull, Visual and sonic guard mode, Responds to commands from Robosapien V2 and RS Media (sold separately), Auto shut-off function, Video game style controller, Demonstration mode