The ability of cells to self-organize into specific patterns in tissues that serve a function is a universal feature of life. The stripes of a zebra, our eyelashes, the spiral of seeds in a sunflower ...

Simple behaviors such as walking or driving require the human eye to process complex visual cues to allow proper navigation. A fly eye needs to accomplish even more to guide appropriate behavioral ...

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 ...