Subject: What is this?
Location: Southern Wisconsin
September 5, 2015 7:39 pm
My mom saw several of these around her yard today. What are they? Do they make nests or sting?
Signature: Heather S
This is a female Pigeon Horntail, a type of Wood Wasp. The female lays her eggs beneath the bark of dead or dying trees, and the larvae are wood borers. They neither sting nor build nests.