Osmia avosetta is a small and colorful species of mason bee that is native to Central Asia. This bee species is unique in its nesting behavior, as it uses flower petals to construct nests for its larvae instead of the usual mud or leaf material used by other mason bee species. The process of nest construction begins when the female Osmia avosetta collects flower petals from … [Read more...] about Osmia avosetta: The Unique Mason Bee That Builds Nests Using Flower Petals