Swarmanoid Bots unite to carry out a mission (video)

Swarmanoid — a group of robots with differing abilities co-operating to complete a task.

Or as one commenter puts it, "get the book (in this case) or ferret the last human resistance out of an underground bunker (later) on their own". 

http://www.tested.com/news/swarmanoid-bots-unite-to-carry-out-a-mission-video/2765/