Tiger Swallowtail butterfly – 5/30/10
Observer: Paul Lauenstein
Observation Date: 5/30/10
Observation Time: 3:50 p.m.
Observation Location: Moose Hill Audubon Wildlife Sanctuary
Common Name: Tiger Swallowtail butterfly
Scientific Name: Papilio glaucus
Comments: Females are dimorphic. The yellow morph differs from the male in having a blue postmedian area on the dorsal hindwing. In the dark morph, the areas that are normally yellow are replaced with dark gray or black.
More Information: Wikipedia