The male Monarch Butterfly may be easily distinguished from the female by
noting the two highly visable black spots on the insect's hind wings and
the thinner black webbing within the wings. The female's webbing is thicker
and she has no identifying wing spot as the male does.
Please note the illustrations are from photographs of living insects
and are in their respective natural positions captured at the moment. Copyright
1996, Dale A. McClung. These illustrations may be used freely for educational