This Steller’s (not Stellar’s) Jay was competing with squirrels in trying to harvest acorns from oak trees. It possesses an expandable throat pouch often referred to as a gular pouch (or colloquially, a "crop" or "gullet"). This anatomical feature acts like a built-in backpack, allowing them to collect and hold multiple food items simultaneously before flying off to hide them.
The Steller's Jay is the official provincial bird of British Columbia, easily recognized by its dark black head, prominent crest, and deep blue body. Named after German naturalist Georg Wilhelm Steller, who first found the bird in Alaska in 1741.