Photo 390748, (c) robberfly, some rights reserved (CC BY-NC), uploaded by Liam O'Brien

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Attribution © Liam O'Brien
Cc-by-nc_small some rights reserved
Associated observations

Photos / Sounds

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What

Blue Mud Dauber Chalybion californicum

Observer

robberfly

Date

June 27, 2013 01:46 PM PDT

Description

Watched it backfill it's hole opening....

Sizes