Observing interactions between real and virtual rummy-nose tetra fish shows that, within a group, each individual takes cues from only one influential neighbour https://www.newscientist.com/article/2596645-fish-only-pay-attention-to-one-most-influential-neighbor-in-virtual-reality/?utm_term=Autofeed&utm_campaign=echobox&utm_medium=social&utm_source=Twitter#Echobox=1793527403