A hunter may stretch an animal hide on a wooden rack to prepare it for further processing or for permanent display, such as this polar bear hide pictured below:
(Photo: Mike Beauregard)
Instructables member mosspossum explains that, "as an adult I don't hunt alot but my kids are avid Pokemon hunters. So I figured why not?" Indeed, this is the right way to show your support for your children's hobby.
He cut up Pikachu (hopefully getting some good meat), prepared the hide, and attached it to a ring of branches. You can find his instructions here, which are presumably applicable with other Pokémon.