Bug Identifier
Brown Marmorated Stink Bug
Community identification

Brown Marmorated Stink Bug

Halyomorpha halys

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

Natural Habitat

Native to East Asia but invasive in North America and Europe; found in gardens, orchards, and inside homes during cold weather.

Diet & Feeding

Polyphagous herbivore; feeds on a wide range of plants including fruits (apples, peaches, berries), vegetables (tomatoes, corn, peppers), and ornamental trees.

Behavior Patterns

Known for seeking shelter in man-made structures to overwinter. They release a pungent odor from scent glands when threatened or crushed as a defense mechanism.

Risks & Benefits

Major agricultural pest that damages crops. While harmless to humans (they do not bite or sting), they are a significant nuisance in homes and can cause allergic reactions in some individuals due to their secretions.