description Osmia pumila Overview
Osmia pumila is a small solitary mason bee in the family Megachilidae, native to parts of North America and also recorded in Central America. It is known as the Dwarf Mason Bee and has a dark body that can show a metallic blue-green sheen in suitable light. The species nests in pre-existing cavities, including holes in wood and hollow plant stems, and females carry pollen on specialized hairs beneath the abdomen.
help Osmia pumila FAQ
What is Osmia pumila?
Osmia pumila is a small solitary mason bee in the family Megachilidae. It is also known as the Dwarf Mason Bee.
Where is Osmia pumila found?
The species is native to parts of North America and has also been recorded in Central America. Its range is therefore broader than a single local region.
What does Osmia pumila look like?
Osmia pumila has a dark body that can show a metallic blue-green sheen in suitable light. It is a small bee, which helps distinguish it from many larger mason-bee species.
How does Osmia pumila build its nest?
It is a solitary mason bee, so females construct and provision their own nests rather than living in a large social colony. Mason bees commonly use mud or similar material to divide nest spaces.
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