Shield bugs are also called stink bugs because they produce a foul odor to repel predators like birds. Most suck the sap from plants,although a few species prey on other insects.
城ヶ崎海岸 Jyougasaki Kaigan - Izu coastline
Aphids feed on the juices they suck from a plant stem, just below a butterfly pupa.
A cast-off cicada shell.