Total Reindeer Cuteness

I saw this and thought "oh, how clever!" .... then I thought... hmmmm.... how does one get that shell to lay so perfectly flat on the paper?  So, the only thing that comes to my mind is X-Acto knife!   I remember one year cutting pine branches with an X-Acto knife and nearly cut my finger off!   Careful people, this looks like a dangerous with total cuteness craft ;).  BUT,  I am sooooo going to do this... wish me luck!  Instead of break a leg, keep a finger...