A post by Luca Marchetti
One of the best popular-science books I’ve read in recent years is Ed Yong’s An Immense World: How Animal Senses Reveal the Hidden Realms Around Us. It’s a guided tour of how different animals perceive the world: Yong pulls you beyond the confines of human sensing and into the distinct “sensory bubbles” that different animals inhabit, shaped not just by sights and sounds, but by vibrations, pressures, smells, and even electric and magnetic fields. Along the way, he shows what dogs smell on an ordinary street, what bees see in flowers, what songbirds hear in their tunes, and how a crocodile’s scaly face can be as sensitive as fingertips – all while telling the stories of the discoveries that made these strange worlds intelligible in the first place.
I appreciated the book both for what it says and for how it says it. But I also loved it for a more idiosyncratic – and philosophical – reason: when I read it, about a year ago, I had just started thinking about the possibilities and limits of imagination in trying to understand other animals’ minds, and about the epistemic, moral, and even aesthetic value that this imaginative activity might or might not have. What I found in Yong’s book was a vocabulary – and a kind of conceptual consonance – that resonated with what I was trying to think through myself: that imagination is something we inevitably rely on in these contexts; that it is often a matter of striving to imagine; and that, despite its limits, it can still have profound value. For example, in the book’s introduction Yong writes that in understanding other animals’ minds, “our imaginations will be our greatest assets”: the “ultimate feats of understanding” always require “an informed imaginative leap”; and, even if the task is hard, “there is value and glory in the striving” (Yong 2022, 13). But what kind of imagination is this? And what kinds of value are at stake? Those philosophical questions are not answered in Yong’s book, and they are the ones I will take up – sketchily, partially, and tentatively – in this post.
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