This is one of these short features that you might see in the cinema ahead of a main feature that can't quite make it to ninety minutes - and it's fine. "Scrat" is preparing for the bitter "Ice Age" winter by hoarding his collection of nuts in the stump of a dead tree. About to complete his collection, the last one steadfastly refuses to take it's place in the middle of his store. Try as he will, it keeps popping out until in frustration he ends up upsetting the entire supply - and this tree is perched perilously close to the edge of a precipice! Now on the acorn of a dilemma, what is our…