"Blue Mud Dauber"

#13489748

23 Mar 2026

A Blue Mud Dauber Wasp builds nests for its larvae in small electrical socket holes in electrical boards in Tehatta, West Bengal, India, on March 20, 2026. Mud daubers, solitary wasps that create hard mud nests, can pose fire and electrocution hazards by potentially causing short circuits, trapping moisture, and overheating components.

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#12547783

12 Jul 2025

A Blue Mud Dauber Wasp (Chalybion californicum) is in Toronto, Ontario, Canada, on July 2, 2025.

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#10354696

10 Aug 2023

Common blue mud dauber wasp (Chalybion californicum) in Toronto, Ontario, Canada, on July 08, 2023.

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