PORTLAND PRESS HERALD • October 29, 2026
Yes. Research shows wildlife overpasses and underpasses, typically paired with fencing, can sharply reduce crashes and save money over time. Parks Canada reports that at Canada’s Banff National Park, highway fencing and 44 crossings have reduced wildlife-vehicle collisions by more than 80%, including more than 96% for deer and elk. Nationwide, federal transportation officials estimate wildlife collisions cause about 200 human deaths and 26,000 injuries annually, costing more than $10 billion. Maine is building a wildlife crossing beneath Route 1 in Caribou.