What Does “A Prickle of Hedgehogs” Mean?
“Prickle” is a direct, obvious reference to the defining hedgehog feature: a coat of thousands of stiff, hollow spines that cover the animal’s back and sides. Unlike porcupine quills, hedgehog spines aren’t designed to detach and lodge in a predator, instead, a threatened hedgehog curls tightly into a ball, using specialized muscles to pull its spine-free belly and face completely inward, presenting nothing but a solid, prickly sphere to any would-be attacker.
That curling defense is remarkably effective against most predators, though it offers little protection against threats like cars or habitat loss, both significant factors in hedgehog population declines in parts of their range. Despite the intimidating exterior, hedgehogs are largely solitary, mild-mannered foragers, and a genuine “prickle,” several hedgehogs together, is relatively uncommon outside of a mother with her young.
Example: “A prickle of hedgehogs was found nesting together beneath the garden shed, mother and young curled up for the day.”
Related: Collective Nouns for Mammals