In I wonder what Zombie Jonathan is doing right now news, this is a short video of Turbo the corgi getting startled when he realizes the rock in front of him is alive. *shrug* It happens. I just realized my roommate was still alive only yesterday. Sucks too because he was far more useful as a footrest.
Keep going for the full video.
Source: Geekologie – I Like Turtles: Corgi Realizes Rock Is Alive