Stop those tears trickling forth, oddguy: you should know that all Oddworld creatures are unique from Earthly ones. It's not a spider. It just has certain elements of them, including the web spinning.
Anyway, this confirms what a couple of sources have hinted at, such as the mention of the game being about taking advantage of the environment, and of course the Christmas card poem! Read it again.
Fab job, Shell Man! If you can scan in the images and provide a transcript, you just know we'd all love you. 'Specially me, I wouldn't have to provide yet another link to oddguy's profile on OddBlog.