Tremex columba laying eggs
My daughter Laurie Rose found this Tremex columba laying eggs in one of our aspen trees. The insect has just inserted her ovipositor into the tree. She took about 5 minutes to insert her ovipositor all the way up to her abdomen. She laid egg after egg for many hours.
Colorado Springs, Colorado
Thanks so much for sending in your photo of a Pigeon Horntail Ovipositing.