Blue Mud Wasp
Chalybion californicum

Blue Mud Wasp, Chalybion californicum The blue mud wasp hunts for spiders with which to stock its larval cells, primarily black widows and its relatives.









Blue Mud Wasp, Chalybion californicum For some reason unknown to me, blue mud wasps congregate in large numbers on this and a nearby rafter under my patio roof. This picture shows a small part of the gathering.  It seems to occur once a year (not positive of that)..







Blue Mud Wasp, Chalybion californicum The blue mud wasp doesn't construct its own nest, but refurbishes abandoned cells of other species, such as the yellow and black mud dauber wasp.








[Taxonomy : Classification ]
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