Merry solemnly offers Marian his napkin, while Susan makes sure that Uncle Caspian doesn't cut himself while he's slicing the bread.

Grown-ups do need ever so very much looking after.

But once the bread is sliced, and everyone has a napkin, (and the boldest of the birds has been driven off again with a Stern Look and an apple core), it really is a perfectly lovely picnic by the shore.