Piers is okay. It's better than Spider, but that isn't saying anything much.
Spider is more like a nn somebody earns, because they're very skinny and long-legged or they're sly or something. Not like animal names like Robin or Fawn, more like ones like Weasel or Possum.
"It's one thing to be open-minded and quite another to be so open-minded your brains fall out."--Dear Abby
"Let other people push you around, and you deserve whatever bad things happen after that."--Lauren Bacall