Immediately it brought me back to childhood and a novel I read about the endangered Fender's blue butterfly in the Douglas fir forests of southern Oregon, a story about the clash between environmentalists and the logging industry over endangered species and their habitat, (a fictional story so I'm not sure how entirely accurate). (eggplantandolive.com)
Logging is eating farther into fir forests in central Mexico that shelter monarch butterflies in winter. (dotearth.blogs.nytimes.com)
The southern section called Cahto Peak unit consists of several Douglas fir forest watersheds, one of which is so pristine that it has been designated a Biosphere Reserve, a National Natural Landmark, and a Hydrologic Benchmark. (en.wikipedia.org)