cosmopolitan(2), adventive in the New World(3) (probably of so. African origin); more abundant in warm regions or in heated buildings in temperate climates
homes and other buildings containing processed and packaged food products or museum/herbarium specimens
larvae feed on a very wide variety of materials of vegetable and animal origin (incl. drugs poisonous to humans, spices, tobacco, leather, wood, textiles...), may attack dried plant collections, old books, and paper; adults do not feed(2)
larvae tunnel into substrate (4-6 instars in 4-20 weeks); pupation period 12-18 days; adult female lives 13-65 days; life cycle 2-7 months[Cite:185010]; 3-4 generations per year(1)
attacked by predators such as Tenebroides (Trogossitidae), Thaneroclerus (Cleridae), several carabids, and a number of parasitoid wasps (Pteromalidae, Eurytomidae, Bethylidae); eggs may be eaten by predatory mites[Cite:185010]
Cigarette Beetle (Lasioderma serricorne) has serrated antennae and smooth elytra, and its larvae have longer hairs
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