Bishop's Mitre Shield Bug

Aelia acuminata

Its distinctive pointed head shape mimics the dry seeds of the grasses it hides among, providing excellent camouflage from birds.

Scientific name: Aelia acuminata
Taxonomy: Animalia › Arthropoda › Insecta › Hemiptera › Pentatomidae › Aelia
IUCN Red List status: Least Concern
Population trend: stable
Biome: grassland
Habitat: Dry grasslands, meadows, lawns, and cereal crop fields.
Diet: Sap from wild grasses and cereal crops (such as wheat and barley).
Range: Europe, North Africa, Northern Asia
Size: 8-10 mm
Lifespan: 1 year
Active: diurnal
Threats: Pesticide application in industrial agriculture and loss of wild meadow habitats.
Safe to approach?: Harmless. If handled, they may release a pungent, foul-smelling liquid from their scent glands as a defense mechanism. Observe them gently without picking them up. If contact occurs, wash hands with soap and water to remove the odor.

...

Photo: portioid, CC-BY, via iNaturalist