prying seeds from cones of Whitebark Pine (Pinus albicaulis)

As suggested by Peattie - "with mighty beaks these gray crows thrash open the green cones and extract the seeds ..."
www.amazon.com/Natural-History-Western-Trees/dp/0395581753

habitat - www.flickr.com/photos/23660854@N07/28535278841/in/datetak...