it's the long skinny "animal" consisting of women's hair and soap scum that has accumulated in the tub drain.......often "captured" using a bent coat hanger. Its close relative is the "shower weasel" A poor draining tub or shower is the first sign that you may have a "tub ferret/shower weasel" infestation. Left to husband or boyfriend to remove.

When you eat dirt for the first time and leave your family to build a shack in the woods