Li Cheng wore a white furry hat in the shape of a polar bear, paws reaching down to warm her chin.

NEWYORKER: The Grand Tour

Vulliamy is best known for her books The Bear With Sticky Paws and Martha and the Bunny Brothers.

CNN: March 15, 2013 -- Updated 1556 GMT (2356 HKT)

Deep gouges show how fearsome those paws can be - even if the bear in the clearing is currently using his to tear into a Victoria sponge.

BBC: Qu��bec's wood runners

Sure enough, seconds later, a bear pads eagerly out of the trees and gets its paws stuck in.

BBC: Qu��bec's wood runners