All photographs copyright (2003-2013) by Kris H. Light

<strong>Alfalfa Butterflies</strong><br><em>Colias eurytheme</em> / Lepidoptera<br>Oak Ridge, TN<br>May 31, 2008
Alfalfa Butterflies
Colias eurytheme / Lepidoptera
Oak Ridge, TN
May 31, 2008
This pair was "courting" on a clover plant. The male is the brighter colored butterfly on the left. The female has the end of her abdomen raised as an invitation to mate.