A conference focusing on one of the most important animals in the wetlands corridors, the beaver, will be held Sept. 7-9 in Estes Park, Colo. Beaver and Common Sense Conflict Solutions is sponsored by the Humane Society of the United States, Wildlife 2000, and Rocky Mountain National Park. For more information, contact Sherri Tippie, 4905 W. Lakeridge Road, Denver, CO 80219 (303/935-4995).