Carpet Beetle (likely Varied Carpet Beetle or Black Carpet Beetle)

Natural Habitat

Indoors, especially in undisturbed areas such as closets, under furniture, in carpets, rugs, tapestries, woolen goods, furs, stored food products, and insect collections. Outdoors, they can be found in bird nests, animal carcasses, and dried plant matter.

Diet & Feeding

Larvae feed on a wide variety of organic materials including wool, silk, feathers, leather, fur, pet hair, dead insects, museum specimens, dried animal products, and some stored dry food products like cereals, spices, and dried pet food. Adults typically feed on pollen and nectar.

Behavior Patterns

The primary damage is caused by the larval stage, which feeds on natural fibers and dried organic materials. Larvae are slow-moving and tend to hide in dark, undisturbed areas. Adults are attracted to light and are often found near windows. They undergo complete metamorphosis, with the life cycle from egg to adult usually taking several months to a year, depending on conditions and species.

Risks & Benefits

Risks: Can cause significant damage to household items made of natural fibers (carpets, clothing, upholstery), museum exhibits, and stored food products. They do not bite or transmit diseases to humans or pets, but their shed larval skins or hairs can sometimes cause skin irritation or allergic reactions in sensitive individuals. Benefits: As decomposers in nature, they play a role in breaking down organic matter. Some species are used in forensic entomology to estimate post-mortem interval.

Identified on: 10/4/2025