Fence-climbing robot could be priced within your reach
 

Four-legged, go-anywhere robots aren't really affordable... not unless you're willing to spend as much as you would on a used car, anyway. Ghost Robotics, however, thinks it can do better. It's working on the Ghost Minitaur, a dog-sized quadruped bot...

https://www.engadget.com/2016/09/19/...in-your-reach/