Thread-waisted wasp (likely spider wasp)

Adults occur in gardens, woodland edges, buildings, and other sunny areas; females often nest in cavities or construct mud cells.

Adults feed mainly on nectar and honeydew. Females capture and paralyze spiders, provisioning one prey item for each larva.

Usually solitary and nonaggressive; females drag spiders to nests and lay one egg on each. They may enter buildings while searching for prey or nesting sites.

Typically poses little risk unless handled; females can sting, though stings are uncommon. Beneficial predators of spiders and pollinators of flowering plants.