The usual clutch is about 3 eggs but can vary from 2 to 4.

The usual clutch is about 5 or 6 white eggs.

Three to four chalky white eggs is the usual clutch.

The usual clutch was 4 eggs which hatch after about 23 days.

The usual clutch is made up of about four to six glossy blue eggs.

The usual clutch is about 2 or 3 eggs.

The usual clutch is 2 or 3 eggs, which are unmarked white.

The usual clutch is four but varies from three to five.

Normally four, and three to five eggs is the usual clutch.

The usual clutch is one to three, usually two white to pale blue eggs.