Other species exhibit periodical swarming behaviour, which can result in home invasions, crop damage, train delays, or even train crashes and derailments.
Some people have compared the visual representation to that of a flock of birds collectively swarming in the sky, or the uniquely animate northern lights.
Military swarming involves the use of a decentralized force against an opponent, in a manner that emphasizes mobility, communication, unit autonomy and coordination or synchronization.
