mud dauber
US /ˈmʌd ˌdɑː.bər/
UK /ˈmʌd ˌdɑː.bər/

1.
avispa alfarera, avispa de barro
any of various solitary wasps that construct nests of mud, typically in sheltered locations, and provision them with paralyzed spiders or insects for their larvae to feed on
:
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A mud dauber built its nest under the eaves of the house.
Una avispa alfarera construyó su nido bajo el alero de la casa.
•
We watched the mud dauber meticulously gather mud for its construction.
Observamos a la avispa alfarera recolectar meticulosamente barro para su construcción.