Dulces reminiscitur Argos.
(Now falling by another's wound, his eyes He casts to heaven, on Argos thinks and dies.
-- "Aeneid" Book 10, Dryden's translation.) At last each has made her choice.

The work of construction begins; and my expectations are fulfilled far beyond my wishes.

The Osmiae build nests in all the retreats which I have placed at their disposal.

And now, O my Osmiae, I leave you a free field! The work begins with a thorough spring-cleaning of the home.

Remnants of cocoons, dirt consisting of spoilt honey, bits of plaster from broken partitions, remains of dried Mollusc at the bottom of a shell: these and much other insanitary refuse must first of all disappear.
Violently the Osmia tugs at the offending object and tears it out; and then off she goes in a desperate hurry, to dispose of it far away from the study.