Butterfly update

When I got home from California we found two chrysalises (is that the right plural?) on the fence above the herb garden where the parsley grows and the caterpillars were living last week. The odd thing is that they're two different colors:



According to the black swallowtail page at Butterfly Garden.com (http://www.butterflygardeningandconservation.com/butterfly/st/black.php), both green and brown chrysalises are normal but the brown one is more common. According to the same site, the butterflies emerge within 9 to 11 days...so we're waiting anxiously for our butterflies.