You may want to have a quick look at this old post, about the word hedgehog. before reading this one. The main thing to take from it is that urchin originally referred to hedgehogs. Continue reading
urchin etymology
Hedgehogs, Urchins, and Beatles
Hedgehogs are cute, aren’t they? With their little spines, and their noses, and their pink bellies when they’re being subjected to the 15th take of a video their owner’s making of them having a bath in the hopes it goes viral.
English-Language Thoughts 