Will—I can imagine that anyone intending to ring your doorbell might be startled! Looks like a female and it's egg-laying time, so watch for oothecas! (and to both Wills, I'm with you...not an ounce of sympathy
)
Lynda—Could be she had laid her egg case and reached the end of her lifespan. I've found two new cases so far. Haven't seen a single PM for well over a month now.