Butterfly sighting

Jun 16 2013

Stan Rehm

Location: Fitchburg residential butterfly garden
Dane County

If I hadn't happened to see the Black Swallowtail ovipositing on the rue, I never would have spotted this extremely well camouflaged greenish-yellow egg on the greenish-yellow inflorescence.

Black Swallowtail egg

Black Swallowtail egg