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Photo#137128
 bee - Osmia montana - female

bee - Osmia montana - Female
Rocky Mountain National Park, Larimer County, Colorado, USA
July 18, 2007
Size: 1/2 inch long
This bee had huge mandibles compared to its head size. It had white hair on the underside of its abdomen. Habitat was sagebrush among montane forest.

Images of this individual: tag all
 bee - Osmia montana - female  bee - Osmia montana - female

Osmia in a broad sense - female (Megachilidae)
I'm confident Dr Ascher will soon provide a narrower identification. White hairs on the underside of abdomen are the ventral brush, the pollen-collecting device of Megachilid bees.
Mandibles of this one species are especially well developped. IT must use them to dig in an especially hard substrate, as a raw material for its mortar.

 
I love the jaws on her. It wa
I love the jaws on her. It was so different from the wild bees I normally see.

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