deathwatch beetle

US /ˈdeθwɑːtʃ ˌbiːtl/
UK /ˈdeθwɑːtʃ ˌbiːtl/
"deathwatch beetle" picture
1.

デスウォッチビートル

a type of beetle (Xestobium rufovillosum) that makes a ticking sound by banging its head against wood, often associated with old timber in houses and formerly believed to foretell death

:
The old house was infested with deathwatch beetles, their ticking a constant reminder of decay.
古い家はデスウォッチビートルに侵されており、そのカチカチという音は腐敗の絶え間ないリマインダーだった。
The carpenter identified the strange tapping sound as coming from a deathwatch beetle.
大工は奇妙なコツコツという音がデスウォッチビートルから来ていると特定した。