This is a bit weird request in this community...but i think someone will surely help..at least suggest a proper community to ask this question...i m new to reddit🤧..and dont know where to ask for help

I just stumbled across this incredible video link(attached) of an octopus pop-up page from what looks like a really beautiful book, and I'm absolutely captivated by it. The way the octopus is constructed, the detail, and how it seems to "stand up" so dynamically are all just mind-blowing....please help me reverse engineer the mechanism and help me create a template