Posted by: Sue Andersen, Zookeeper Early last month, Woodland Park Zoo Collection Manager Erin Sullivan and I took a road trip for conservation to release captive-reared caterpillars as part of a new zoo program to recover the wild populations of the state endangered Taylor’s checkerspot butterfly. The release into the wild may be the exciting and deeply rewarding climax to this pilot program, but the story begins with the arrival to the zoo of 510 very sleepy, fuzzy black caterpillars that were just waking up from almost six months of diapause (winter resting). The caterpillars were hatched and reared at Oregon Zoo last summer before entering the natural resting period late last summer. At Woodland Park Zoo, the larvae were set up in plastic bins where they were fed, watered, and carefully monitored for about 10 days. During their stay, the caterpillars ate like, well, very hungry caterpillars! Along with my fellow keeper Diane Abbey, we harvested nearly 100 plantago leaves per