Moments after escaping its pupal case, a stalk-eyed fly does something no other insect quite pulls off: it uses its own ...

Jakob von Uexküll was a Baltic German biologist ahead of his time, intrigued by the idea that animals inhabit unique perceptual worlds quite unlike our own. In 1934, he described angling for flies by ...

Right now, you are seeing the world through two lenses. Two. A fly is watching you through thousands. So let us run the ...