The bird could then return with another acorn.
And another.
And another.
From the outside, all anyone could see were relatively small openings.
Inside the walls, however, a hidden collection had quietly been growing.
The First Opening Revealed Something Extraordinary
When Castro began investigating, he expected to encounter some acorns.
The evidence already suggested that the bird had been storing them around the house, so discovering a small collection would not have been surprising.
What happened when part of the wall was opened was another matter entirely.
Acorns began coming out.
Not just a few.