"flour beetle" 的定义和意义

What is a "flour beetle"?

A flour beetle is a small insect that infests stored grain products such as flour, cereal, and rice. These beetles are typically reddish-brown or dark brown in color and have a flattened body shape. Flour beetles are a common pest in food storage areas, and they can cause significant damage by contaminating the stored products and rendering them unfit for consumption. They feed on grains, cereal products, and other organic materials, and their presence can be detected by the presence of small holes or tunnels in the infested items.