Argo is a rather poor shapeshifter, but somehow he still manages to be convincing enough.

The cub offscreen comes home to Argo impersonating his dad (bear in the closet).

"Pa? Pa, where's all the food?"

The bears had been preparing to enter hibernation for the winter. Argo had known this, and after seeing their great hoard of food quickly took the opportunity to scavenge.

"Put to good use, my boy."