What's That Bug? does not endorse extermination

what’s this?
This bug is hanging out on my front patio in Lyons, Colorado. What is it?
Dan Greenberg
Lyons, CO

Hi Dan,
This is an American Pelecinid. The female uses her long abdomen to deposit eggs in the soil near burrowing June Beetle Grubs. The larval wasp then feeds on the beetle grubs.

What's That Bug? does not endorse extermination

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