
Osmia lignaria is a megachilid bee that makes nests in reeds and natural holes, creating individual cells for its brood that are separated by mud dividers. Unlike carpenter bees, it cannot drill holes in wood.
Similar species: Wasps, Bees, Sawflies And Ants
By morpheme
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Uploaded Jun 5, 2022. Captured Jun 4, 2022 12:16 in Mad P P-Patch, 3000 E Mercer St, Seattle, WA 98112, USA.