Drones are getting more stealthy, and detection technology is struggling to keep up. Scientists turned to hoverfly brains for help - ABC News
![Drone-fly, Eristalis tenax, una hoverfly que es una abeja eficaz imitar; el color es variable y ésta es oscura. Hembra Fotografía de stock - Alamy Drone-fly, Eristalis tenax, una hoverfly que es una abeja eficaz imitar; el color es variable y ésta es oscura. Hembra Fotografía de stock - Alamy](https://c8.alamy.com/compes/cwcwnd/drone-fly-eristalis-tenax-una-hoverfly-que-es-una-abeja-eficaz-imitar-el-color-es-variable-y-esta-es-oscura-hembra-cwcwnd.jpg)
Drone-fly, Eristalis tenax, una hoverfly que es una abeja eficaz imitar; el color es variable y ésta es oscura. Hembra Fotografía de stock - Alamy
![Close-up Hoverfly or Drone Fly on Green Leaf of Nettles on Green Background in Forest Stock Photo - Image of macro, eyes: 183458790 Close-up Hoverfly or Drone Fly on Green Leaf of Nettles on Green Background in Forest Stock Photo - Image of macro, eyes: 183458790](https://thumbs.dreamstime.com/b/close-up-hoverfly-drone-fly-green-leaf-nettles-background-forest-big-beauty-eyes-183458787.jpg)
Close-up Hoverfly or Drone Fly on Green Leaf of Nettles on Green Background in Forest Stock Photo - Image of macro, eyes: 183458790
![Hoverfly Awarded $10Million U.S. Government Contract for Tethered Drones – sUAS News – The Business of Drones Hoverfly Awarded $10Million U.S. Government Contract for Tethered Drones – sUAS News – The Business of Drones](https://i.ytimg.com/vi/NSiSQWl29A0/maxresdefault.jpg)
Hoverfly Awarded $10Million U.S. Government Contract for Tethered Drones – sUAS News – The Business of Drones
![Drone fly, Eristalis tenax, a hoverfly resting on a leaf in the sunshine, Berkshire, July, Foto de Stock, Imagen Derechos Protegidos Pic. FHR-88888-13270-686 | agefotostock Drone fly, Eristalis tenax, a hoverfly resting on a leaf in the sunshine, Berkshire, July, Foto de Stock, Imagen Derechos Protegidos Pic. FHR-88888-13270-686 | agefotostock](https://previews.agefotostock.com/previewimage/medibigoff/0cb1487745adaa16a1b710b52b8198e4/fhr-88888-13270-686.jpg)