US Navy destroyers were harassed by drone swarms

 https://www.unexplained-mysteries.com/news/353618/us-navy-destroyers-were-harassed-by-drone-swarms

Are they simply drones or could they be something else?

https://www.thedrive.com/the-war-zone/43561/mysterious-drone-swarms-over-navy-destroyers-off-california-went-on-for-weeks

In the 1987 movie, Batteries_Not_Included small living machines pay a visit.

https://batteriesnotincluded.fandom.com/wiki/Batteries_not_included

https://amblin.com/movie/batteries-not-included

If it was a case of drones being dispatched, who sent them? Does someone have the ability to make something look like an earth drone, but its actually something else?

https://www.unexplained-mysteries.com/news/333432/faa-launches-investigation-into-mystery-drones