Brown Marmorated Stink Bug (Likely ID based on shape and color)
Scientific Name: Halyomorpha halys
Order & Family: Order: Hemiptera (True Bugs), Family: Pentatomidae (Stink Bugs)
Size: Typically 12–17 mm (0.5–0.7 inches) in length
Natural Habitat
Native to East Asia but invasive in North America and Europe; found in forests, orchards, vegetable gardens, and frequently enters homes in autumn seeking shelter.
Diet & Feeding
Polyphagous herbivore; feeds on a wide variety of fruit, vegetable crops, and ornamental plants by piercing the skin and sucking out juices.
Behavior Patterns
Known for the release of a pungent, coriander-like odor when disturbed or crushed. In colder months, they exhibit overwintering behavior, often aggregating in large numbers inside human-made structures.
Risks & Benefits
Risks: Major agricultural pest causing damage to crops like apples, peaches, and soy; nuisance pest in homes due to overwintering habits and smell. Benefits: None significant in introduced ranges, though they are prey for some spiders and parasitic wasps.
Identified on: 2/14/2026