Floris van Breugel / High speed exposure of a Fruit fly (Drosophila melanogaster) taken through a microscope. In this image flight muscles express a genetically engineered protein called GCaMP, which fluoresces green in t...

Floris van Breugel / Fruit fly (Drosophila melanogaster) tethered in LED illuminated chamber which stimulates moving visual patterns. Behind the fly is a camera, which is used to record its wing beat amplitude a rough me...

Floris van Breugel / Fruit fly (Drosophila melanogaster) tethered to a tungsten pin. Despite not going anywhere, the fly will flap its wings, and respond to visual scenery as if it were in fact moving. This is a common ap...