This image was selected as picture of the day on Wikimedia Commons for 22 June 2011
Shapiro Records First-of-the-Year Cabbage White Butterfly: 'Pop Goes the Pieris' - Bug Squad - ANR Blogs
Butterflies raising young – overview – Our Habitat Garden
WHITE BUTTERFLY - ヘアアクセサリー
Cabbage White Butterfly
Know Thy Bugs: Reader's Response to “Think Twice” - Laidback Gardener
Cabbage White - Montana Field Guide
Cabbage White Butterfly - North American Insects & Spiders
Cabbage White Butterfly: Identification, Facts, & Pictures
The butterfly who gives caterpillars a bad name – Sidewalk Nature