Follow-up: Phew, the answer was not 'brain.' It was also NOT what I was expecting.

So, if you pre-order a copy of A WORLD WORTH SAVING from Riverbend Books, out 2/4/25, in addition to a signed copy you will also get a tiny toy duck, to do with, or cherish, as you see fit. Thanks for tolerating Eight Nights of Ducks. www.riverbendbookshop.com/kylelukoff