Common motion emerges in swarms of only 10 midges
![](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2014/08/midges_860.jpg?fit=840%2C460&ssl=1)
Swarms of midges may need only 10 individuals before they start to fly together as if they are all of one mind.
Stefan Berkner/FLICKR (CC BY 2.0)
Swarms of midges may need only 10 individuals before they start to fly together as if they are all of one mind.
Stefan Berkner/FLICKR (CC BY 2.0)