Eleven years ago, a biologist walking through Redwood National Park in Humboldt County, Calif., stumbled across the body of a northern spotted owl. Thin cuts the size and shape of talons sliced into its left side, puncturing the bird's lungs and heart. Whatever had eaten away the breast muscles had a delicate touch; there were no broken bones. The blood was still wet; the bird, neatly decapitated. When the biologist came back several hours later, he heard hooting: "Who cooks for you. Who cooks for ya'll." Recorded barred owl calls brought a second round of hoots, and when the man mimicked a spotted owl, the barred owl flew in, speckled feathers still clinging to one of its feet. Although the northern spotted owl made the cover of Time magazine, motivated environmentally minded college students to spend their summers hooting in old growth, inspired countless recipes for spotted owl stew,