Butterflies, Moths & Caterpillars
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Zebra swallowtail (Protographium marcellus), spring brood newly emerged C&O Canal Nat'l Historical Park - Carderock Recreation Area, Western Montgomery County, MD
all nature photosbutterfliesinsectscarderockMontgomery CoMarylandc and o canal
From 03-18-12 Carderock
![Orange sulphur butterfly (<i>Colias eurytheme</i>) on common dandelion (<i>Taraxacum officinale</i>) <span class="nonNative">[non-native wildflower]</span>
C&O Canal Nat'l Historical Park - Great Falls, Western Montgomery County, MD](https://photos.smugmug.com/Photo-Galleries/Mid-Atlantic/Insects/Butterflies/i-F68ggtT/0/4662f0fd/Ti/2012_P1000969-Ti.jpg)
![Autumn-migrating monarch (<i>Danaus plexippus</i>) on red clover (<i>Trifolium</i> sp.) <span class="nonNative">[Non-native wildflower]</span>
Frederick County, MD](https://photos.smugmug.com/Photo-Galleries/Mid-Atlantic/Insects/Butterflies/i-zh2rNXH/2/d47ef2f4/Ti/2011_P1100780-Ti.jpg)
