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Photo#423959
Flying black insect with long black appendages and yellow stinger. - Urocerus flavicornis

Flying black insect with long black appendages and yellow stinger. - Urocerus flavicornis
Breckenridge, Summit County County, Colorado, USA
July 9, 2010
Size: 2"
This bug flew onto my deck and I would like to know what it is. We live at 10,000 ft.

Moved

Moved
Moved from ID Request.

Urocerus gigas flavicornis, a horntail; no stingers here
(1)

Horntail woodwasp.
Female Urocerus gigas if I recall correctly. Looks menacing, but the "stinger" is her egg-laying organ. Lays eggs in dead, dying, or severely-weakened trees. Larvae that hatch then bore in the wood.

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