Consider the Hedgehog
Katherine Rundell, 24 October 2019
“... Prospero threatens Caliban in The Tempest: ‘Urchins shall, for that vast of night that they may work, all exercise on thee.’ The sea urchin, then, takes its name from the hedgehog. Throughout history we have turned to the hedgehog: we have used them in our fables, and demanded that they cure us of our pains. In 1693 the physician William Salmon ... ”