bark beetle

bark beetle (plural bark beetles)

1. Any of various beetles, of the subfamily Scolytinae, many of which reproduce in the inner bark of trees.
   • 2007, Shibu Jose, Eric J. Jokela, Deborah L. Miller, editors, The Longleaf Pine Ecosystem: Ecology, Silviculture, and Restoration, Springer Science & Business Media, →ISBN, page 43:

     Naval stores production is based upon exploiting the terpene chemical defense system of the pine tree, which protects against wood-decaying fungi and insect pests such as bark beetles (Dendroctonus Ips sp.).