Dungeons & Dragons/Monsters/Death watch beetle

In the Dungeons & Dragons fantasy role-playing game, the death watch beetle is a type of giant insect.

Description
A death watch beetle is monstrous insect which disguises itself by wearing the carapaces of other giant beetles, or by sticking rubbish to itself. A death watch beetle can make a clicking sound with its carapace that produces a deadly sonic vibration, resembling a drum or gong that seems to come from everywhere.

Publication history
The death watch beetle has appeared in the following publications:
 * It first appeared under the "beetle" heading in the first edition Monster Manual II (1983).
 * The second edition for the Greyhawk setting under the "beetle" heading in the Monstrous Compendium Greyhawk Appendix (1990),
 * Reprinted in Monstrous Compendium Annual Volume Three (1996).
 * The Tome of Horrors (2002) from Necromancer Games.