Posted by: Rebecca Whitham, Editor Just beyond Molbak's Butterfly Garden, this unassuming building is homebase to the zoo's butterfly conservation efforts. Photo: Ryan Hawk/Woodland Park Zoo. Inside the zoo’s butterfly conservation lab, I squint at the tiny larvae that somehow seem not much larger than the period at the end of this sentence. When I ask Erin Sullivan, Woodland Park Zoo collection manager and entomologist, how big they will get when they become adult butterflies, she demonstrates by pinching the gap between her thumb and index finger. “Pretty big,” she says without irony. In the world of butterflies, size is measured in pinched fingers and adult life expectancy in mere days. In the world of butterfly conservation, however, there is nothing small or short lived about our effort to restore the threatened Oregon silverspot butterfly, a native of our beautiful Northwest. Oregon silverspot butterfly. Photo: Ryan Hawk/Woodland Park Zoo. For 15