https://www.coasttocoastam.com/article/watch-robotic-patrol-dog
Ultimately, robots could take on almost any shape of form.
This can be some great technology for security and of course for the military.
https://en.wikipedia.org/wiki/Metalhead_(Black_Mirror)
However, at a certain point might robotic AI wonder that if it's OK to kill some humans, then why not all of them?
https://en.wikipedia.org/wiki/Metalhead_(Black_Mirror)#Production
https://news.artnet.com/art-world/robot-dog-patrols-pompeii-2091246
https://newatlas.com/robotics/spot-pompeii-robot-dog-patrolling-ancient-ruins/
https://www.theverge.com/2022/2/3/22915760/us-robot-dogs-border-patrol-dhs-tests-ghost-robotics
https://www.cbsnews.com/news/robot-dogs-to-patrol-southern-border-ghost-robotics/
https://www.newsweek.com/robot-dogs-patrol-us-border-1681325
https://techcrunch.com/2022/02/02/homeland-security-eyes-robot-dogs-to-patrol-the-southern-border/
https://thedigitallabyrinth.blogspot.com/search?q=Robot+dog+with+machine+gun