mud dauber

US /ˈmʌd ˌdɑː.bər/

UK /ˈmʌd ˌdɑː.bər/

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.

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We watched the mud dauber meticulously gather mud for its construction.

dirt dauber organ pipe mud dauber

mud mud turtle (as) clear as mud your name is mud drag someone's name through the mud