Pine white butterflies http://www.kplu.org en Pine white butterflies flit to new homes in Washington desert http://www.kplu.org/post/pine-white-butterflies-flit-new-homes-washington-desert <p>RICHLAND, Wash. &ndash; It&#39;s been 30 years since the last outbreak, but now white butterflies are flitting between pine trees across areas of eastern Oregon and Washington.</p><p> Wed, 07 Sep 2011 22:37:05 +0000 Courtney Flatt 2570 at http://www.kplu.org Pine white butterflies flit to new homes in Washington desert