I recently found and killed a yellow-and-black mud dauber wasp that was very docile because I didn't realize mud daubers are non-aggressive. When left alone, these wasps only use their stingers to ...

If you don’t like spiders, you should love the blue mud-dauber. Its iridescent blue-black body and deep blue wings give it a tough-guy look but the mud daubers are not known to protect their nests and ...

Identifying mud daubers isn’t too tricky if you know which features to look for — and especially if you can spot a nest. The most striking feature of this bug might be its straw-thin waist, which ...

Of the over 4,000 known species of wasps in California, two are known as mud daubers: Sceliphron caementarium (black and yellow mud dauber) and Chalybion californicum (blue mud dauber). Mud daubers ...