Bug Identifier
Brown Marmorated Stink Bug
Community identification

Brown Marmorated Stink Bug

Halyomorpha halys

Order & Family
Hemiptera: Pentatomidae
Size
1.7 cm (0.67 inches) long and wide
See this bug in the Encyclopedia

Natural Habitat

Agricultural fields, orchards, gardens, and urban settings; often seeks shelter in human structures during colder months.

Diet & Feeding

Generalist herbivore; feeds on a wide variety of plants including fruits, vegetables, and ornamental trees.

Behavior Patterns

Notable for their shield-shaped body and the foul-smelling chemical they release from glands when disturbed or crushed. In autumn, they aggregate in large numbers on buildings, seeking overwintering sites.

Risks & Benefits

No direct health risk to humans as they do not bite or sting. However, they are significant agricultural pests that cause damage to crops and can be a major nuisance in homes due to their odor and large numbers.