Why would we show an optical illusion to a monkey or a sparrow? To learn how they experience time, of course | Ishan Singhal

Animals may inhabit the same world as us, but new research shows how their perceptions of what is around them differsImagine standing in your garden. A bumblebee whizzes overhead too quickly to follow, a sparrow darts from the fence to the trees, and a snail lugs itself across the garden stones. Assume for a moment that each of these animals has a stream of experience – that the world for them unfolds over time. How does the world appear from their perspective? In short, do they experience