He flopped his wings and raised a whoop.

'Come here!' he says, 'Come here, everybody; hang'd if this fool hasn't been trying to fill up a house with acorns!' They all came a-swooping down like a blue cloud, and as each fellow lit on the door and took a glance, the whole absurdity of the contract that that first jay had tackled hit him home and he fell over backward suffocating with laughter, and the next jay took his place and done the same.
"Well, sir, they roosted around here on the housetop and the trees for an hour, and guffawed over that thing like human beings.

It ain't any use to tell me a bluejay hasn't got a sense of humor, because I know better.

And memory, too.

They brought jays here from all over the United States to look down that hole, every summer for three years.