Masked Hunter Nymph

Scientific Name: Reduvius personatus

Order & Family: Order: Hemiptera (True Bugs); Family: Reduviidae (Assassin Bugs)

Size: Nymphs vary by instar stage but generally range from 4-15 mm; adults reach 17-22 mm.

Masked Hunter Nymph

Natural Habitat

Often found indoors in dusty corners, attics, and basements where they hunt other household pests. Outdoors, they live in wooded areas, under bark, or in leaf litter.

Diet & Feeding

Strictly carnivorous predators. They feed on bed bugs, earwigs, silverfish, woodlice, and other small arthropods found in homes.

Behavior Patterns

Nymphs have a unique camouflage behavior where they secrete a sticky substance that covers their body, allowing dust, lint, and sand to adhere to them. This 'dust bunny' disguise hides them from both prey and predators.

Risks & Benefits

Benefits: Generally beneficial as they act as natural pest control against bed bugs and other nuisance insects. Risks: While not aggressive toward humans, they can inflict a very painful bite if handled or threatened, comparable to a bee sting.

Identified on: 3/8/2026