American spider beetle

The American spider beetle, Mezium americanum, is a species of insect belonging to the spider beetle family, Ptinidae, or sometimes considered part of Anobiidae. These beetles are characterized by their globular bodies, long, thin legs, and lack of wings. They typically range in color from reddish-brown to black and measure between 1 to 5 mm in length.

Spider beetles are found worldwide and inhabit environments such as stored food products, plant and animal remains, dry wood, and museum specimens. The American spider beetle is noted as a household pest in North America. While insects can be destructive to crops and stored goods, biological controls, which use natural enemies like parasites and predators, are employed to manage pest populations.123