Eastern Tiger Swallowtail (Papilio glaucus)
Eastern Tiger Swallowtail on Garlic Chives 8/30/2020 Steven and were having coffee on the back porch this morning when I grabbed my phone and sprinted across the yard to get pictures of this lovely butterfly. He was enjoying the garlic chives blooming in the patch of various flowers, herbs, and vegetables that are tucked in alongside the asparagus bed. I was quite pleased to be able to identify his sex, something I haven't been able to do before as I've been observing the Life on Salem Road. He is distinguishable from the female because a female would have blue at the bottom of her forewing. Butterflies at Home has a great article on Eastern Tiger Swallowtail coloration, with photos. I'm now officially on the lookout for a female "dark morph." One of the most interesting things about the Eastern Tiger Swallowtail is that the female is dimorphic. That means that the females occur naturally in more than one form. (Drilling down into dimorp...