An integrated shackle for the tack

I've always loved the idea of a gooseneck holder. It's one of those things that sound much more interesting that you think. I know now, whereas I didn't once upon a time, that it's a piece of equipment musicians use, but before I knew this I imagined all sorts of possibilities, not the least of which was literally holding onto a goose by its neck in some sort of prefabricated holder. 

I suspect this isn't as easy as it sounds, however effective the holder is. Geese aren't by nature the mo...