Capitalization: Butterflies

December 3, 2009: Issue 317

Lowercase the broadest references to birds and butterflies:
chickadee
swallowtail

Capitalize their specific names:
Black-Capped Chickadee
Eastern Tiger Swallowtail

Our primary reference for birds is the Kaufman Field Guide to Birds of North America by Kenn Kaufman. Our primary reference for butterflies is the National Audubon Society Field Guide to Butterflies.

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